Home / 10,332.10-15,512.55-6,444.10

Finding the Fourth Proportional to 10,332.10, 15,512.55 and 6,444.10

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Solution

The fourth proportional to 10,332.10, 15,512.55 and 6,444.10 is: 9,675.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.10 : 15,512.55 = 6,444.10 : x
  2. Step 2: Convert to fraction form
    10,332.10/15,512.55 = 6,444.10/x
  3. Step 3: Cross multiply
    10,332.10x = 15,512.55 × 6,444.10
  4. Step 4: Simplify right side
    10,332.10x = 99,964,423.46
  5. Step 5: Solve for x
    x = 99,964,423.46/10,332.10
  6. Step 6: Final answer
    x = 9,675.13

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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.