Home / 10,824.12-16,240.86-5,282.28

Finding the Fourth Proportional to 10,824.12, 16,240.86 and 5,282.28

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Solution

The fourth proportional to 10,824.12, 16,240.86 and 5,282.28 is: 7,925.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,824.12 : 16,240.86 = 5,282.28 : x
  2. Step 2: Convert to fraction form
    10,824.12/16,240.86 = 5,282.28/x
  3. Step 3: Cross multiply
    10,824.12x = 16,240.86 × 5,282.28
  4. Step 4: Simplify right side
    10,824.12x = 85,788,769.96
  5. Step 5: Solve for x
    x = 85,788,769.96/10,824.12
  6. Step 6: Final answer
    x = 7,925.70

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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.