Home / 10,239.57-14,127.48-6,256.44

Finding the Fourth Proportional to 10,239.57, 14,127.48 and 6,256.44

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Solution

The fourth proportional to 10,239.57, 14,127.48 and 6,256.44 is: 8,631.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,239.57 : 14,127.48 = 6,256.44 : x
  2. Step 2: Convert to fraction form
    10,239.57/14,127.48 = 6,256.44/x
  3. Step 3: Cross multiply
    10,239.57x = 14,127.48 × 6,256.44
  4. Step 4: Simplify right side
    10,239.57x = 88,387,730.97
  5. Step 5: Solve for x
    x = 88,387,730.97/10,239.57
  6. Step 6: Final answer
    x = 8,631.98

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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.