Home / 10,502.25-14,493.15-6,312.93

Finding the Fourth Proportional to 10,502.25, 14,493.15 and 6,312.93

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Solution

The fourth proportional to 10,502.25, 14,493.15 and 6,312.93 is: 8,711.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502.25 : 14,493.15 = 6,312.93 : x
  2. Step 2: Convert to fraction form
    10,502.25/14,493.15 = 6,312.93/x
  3. Step 3: Cross multiply
    10,502.25x = 14,493.15 × 6,312.93
  4. Step 4: Simplify right side
    10,502.25x = 91,494,241.43
  5. Step 5: Solve for x
    x = 91,494,241.43/10,502.25
  6. Step 6: Final answer
    x = 8,711.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.