Home / 10,003.64-13,797.14-9,332.96

Finding the Fourth Proportional to 10,003.64, 13,797.14 and 9,332.96

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Solution

The fourth proportional to 10,003.64, 13,797.14 and 9,332.96 is: 12,872.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,003.64 : 13,797.14 = 9,332.96 : x
  2. Step 2: Convert to fraction form
    10,003.64/13,797.14 = 9,332.96/x
  3. Step 3: Cross multiply
    10,003.64x = 13,797.14 × 9,332.96
  4. Step 4: Simplify right side
    10,003.64x = 128,768,155.73
  5. Step 5: Solve for x
    x = 128,768,155.73/10,003.64
  6. Step 6: Final answer
    x = 12,872.13

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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.