Home / 9,480.57-14,221.47-3,934.35

Finding the Fourth Proportional to 9,480.57, 14,221.47 and 3,934.35

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Solution

The fourth proportional to 9,480.57, 14,221.47 and 3,934.35 is: 5,901.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480.57 : 14,221.47 = 3,934.35 : x
  2. Step 2: Convert to fraction form
    9,480.57/14,221.47 = 3,934.35/x
  3. Step 3: Cross multiply
    9,480.57x = 14,221.47 × 3,934.35
  4. Step 4: Simplify right side
    9,480.57x = 55,952,240.49
  5. Step 5: Solve for x
    x = 55,952,240.49/9,480.57
  6. Step 6: Final answer
    x = 5,901.78

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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.