Home / 9,479.52-14,220.97-3,240.23

Finding the Fourth Proportional to 9,479.52, 14,220.97 and 3,240.23

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Solution

The fourth proportional to 9,479.52, 14,220.97 and 3,240.23 is: 4,860.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,479.52 : 14,220.97 = 3,240.23 : x
  2. Step 2: Convert to fraction form
    9,479.52/14,220.97 = 3,240.23/x
  3. Step 3: Cross multiply
    9,479.52x = 14,220.97 × 3,240.23
  4. Step 4: Simplify right side
    9,479.52x = 46,079,134.42
  5. Step 5: Solve for x
    x = 46,079,134.42/9,479.52
  6. Step 6: Final answer
    x = 4,860.91

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Half scale
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Double scale
Find fourth proportional to 9,480.52, 14,222.47 and 3,241.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.