Home / 10,457.73-15,685.82-3,437.66

Finding the Fourth Proportional to 10,457.73, 15,685.82 and 3,437.66

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Solution

The fourth proportional to 10,457.73, 15,685.82 and 3,437.66 is: 5,156.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457.73 : 15,685.82 = 3,437.66 : x
  2. Step 2: Convert to fraction form
    10,457.73/15,685.82 = 3,437.66/x
  3. Step 3: Cross multiply
    10,457.73x = 15,685.82 × 3,437.66
  4. Step 4: Simplify right side
    10,457.73x = 53,922,515.98
  5. Step 5: Solve for x
    x = 53,922,515.98/10,457.73
  6. Step 6: Final answer
    x = 5,156.24

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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.