Home / 10,984.64-16,551.92-9,079.52

Finding the Fourth Proportional to 10,984.64, 16,551.92 and 9,079.52

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Solution

The fourth proportional to 10,984.64, 16,551.92 and 9,079.52 is: 13,681.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,984.64 : 16,551.92 = 9,079.52 : x
  2. Step 2: Convert to fraction form
    10,984.64/16,551.92 = 9,079.52/x
  3. Step 3: Cross multiply
    10,984.64x = 16,551.92 × 9,079.52
  4. Step 4: Simplify right side
    10,984.64x = 150,283,488.68
  5. Step 5: Solve for x
    x = 150,283,488.68/10,984.64
  6. Step 6: Final answer
    x = 13,681.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.