Home / 10,560.76-15,835.78-3,538.28

Finding the Fourth Proportional to 10,560.76, 15,835.78 and 3,538.28

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Solution

The fourth proportional to 10,560.76, 15,835.78 and 3,538.28 is: 5,305.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,560.76 : 15,835.78 = 3,538.28 : x
  2. Step 2: Convert to fraction form
    10,560.76/15,835.78 = 3,538.28/x
  3. Step 3: Cross multiply
    10,560.76x = 15,835.78 × 3,538.28
  4. Step 4: Simplify right side
    10,560.76x = 56,031,423.66
  5. Step 5: Solve for x
    x = 56,031,423.66/10,560.76
  6. Step 6: Final answer
    x = 5,305.62

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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.