Home / 10,262.39-15,393.77-4,714.22

Finding the Fourth Proportional to 10,262.39, 15,393.77 and 4,714.22

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Solution

The fourth proportional to 10,262.39, 15,393.77 and 4,714.22 is: 7,071.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,262.39 : 15,393.77 = 4,714.22 : x
  2. Step 2: Convert to fraction form
    10,262.39/15,393.77 = 4,714.22/x
  3. Step 3: Cross multiply
    10,262.39x = 15,393.77 × 4,714.22
  4. Step 4: Simplify right side
    10,262.39x = 72,569,517.87
  5. Step 5: Solve for x
    x = 72,569,517.87/10,262.39
  6. Step 6: Final answer
    x = 7,071.41

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1.5x scale

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.