Home / 10,434.30-15,652.98-3,037.80

Finding the Fourth Proportional to 10,434.30, 15,652.98 and 3,037.80

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Solution

The fourth proportional to 10,434.30, 15,652.98 and 3,037.80 is: 4,557.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434.30 : 15,652.98 = 3,037.80 : x
  2. Step 2: Convert to fraction form
    10,434.30/15,652.98 = 3,037.80/x
  3. Step 3: Cross multiply
    10,434.30x = 15,652.98 × 3,037.80
  4. Step 4: Simplify right side
    10,434.30x = 47,550,622.64
  5. Step 5: Solve for x
    x = 47,550,622.64/10,434.30
  6. Step 6: Final answer
    x = 4,557.15

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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.