Home / 7,714.32-10,645.56-4,357.44

Finding the Fourth Proportional to 7,714.32, 10,645.56 and 4,357.44

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Solution

The fourth proportional to 7,714.32, 10,645.56 and 4,357.44 is: 6,013.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,714.32 : 10,645.56 = 4,357.44 : x
  2. Step 2: Convert to fraction form
    7,714.32/10,645.56 = 4,357.44/x
  3. Step 3: Cross multiply
    7,714.32x = 10,645.56 × 4,357.44
  4. Step 4: Simplify right side
    7,714.32x = 46,387,388.97
  5. Step 5: Solve for x
    x = 46,387,388.97/7,714.32
  6. Step 6: Final answer
    x = 6,013.15

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Half scale
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Double scale
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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.