Home / 10,240.59-14,131.12-5,702.93

Finding the Fourth Proportional to 10,240.59, 14,131.12 and 5,702.93

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Solution

The fourth proportional to 10,240.59, 14,131.12 and 5,702.93 is: 7,869.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240.59 : 14,131.12 = 5,702.93 : x
  2. Step 2: Convert to fraction form
    10,240.59/14,131.12 = 5,702.93/x
  3. Step 3: Cross multiply
    10,240.59x = 14,131.12 × 5,702.93
  4. Step 4: Simplify right side
    10,240.59x = 80,588,846.44
  5. Step 5: Solve for x
    x = 80,588,846.44/10,240.59
  6. Step 6: Final answer
    x = 7,869.55

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1.5x scale

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.