Home / 8,251.64-11,386.56-4,714.16

Finding the Fourth Proportional to 8,251.64, 11,386.56 and 4,714.16

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Solution

The fourth proportional to 8,251.64, 11,386.56 and 4,714.16 is: 6,505.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251.64 : 11,386.56 = 4,714.16 : x
  2. Step 2: Convert to fraction form
    8,251.64/11,386.56 = 4,714.16/x
  3. Step 3: Cross multiply
    8,251.64x = 11,386.56 × 4,714.16
  4. Step 4: Simplify right side
    8,251.64x = 53,678,065.69
  5. Step 5: Solve for x
    x = 53,678,065.69/8,251.64
  6. Step 6: Final answer
    x = 6,505.14

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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.