Home / 10,962.61-15,129.39-6,248.41

Finding the Fourth Proportional to 10,962.61, 15,129.39 and 6,248.41

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Solution

The fourth proportional to 10,962.61, 15,129.39 and 6,248.41 is: 8,623.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,962.61 : 15,129.39 = 6,248.41 : x
  2. Step 2: Convert to fraction form
    10,962.61/15,129.39 = 6,248.41/x
  3. Step 3: Cross multiply
    10,962.61x = 15,129.39 × 6,248.41
  4. Step 4: Simplify right side
    10,962.61x = 94,534,631.77
  5. Step 5: Solve for x
    x = 94,534,631.77/10,962.61
  6. Step 6: Final answer
    x = 8,623.37

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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.