Home / 9,043.16-12,479.42-5,064.24

Finding the Fourth Proportional to 9,043.16, 12,479.42 and 5,064.24

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Solution

The fourth proportional to 9,043.16, 12,479.42 and 5,064.24 is: 6,988.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,043.16 : 12,479.42 = 5,064.24 : x
  2. Step 2: Convert to fraction form
    9,043.16/12,479.42 = 5,064.24/x
  3. Step 3: Cross multiply
    9,043.16x = 12,479.42 × 5,064.24
  4. Step 4: Simplify right side
    9,043.16x = 63,198,752.62
  5. Step 5: Solve for x
    x = 63,198,752.62/9,043.16
  6. Step 6: Final answer
    x = 6,988.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.