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Finding the Fourth Proportional to 8,347.02, 12,514.32 and 5,059.32

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Solution

The fourth proportional to 8,347.02, 12,514.32 and 5,059.32 is: 7,585.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.02 : 12,514.32 = 5,059.32 : x
  2. Step 2: Convert to fraction form
    8,347.02/12,514.32 = 5,059.32/x
  3. Step 3: Cross multiply
    8,347.02x = 12,514.32 × 5,059.32
  4. Step 4: Simplify right side
    8,347.02x = 63,313,949.46
  5. Step 5: Solve for x
    x = 63,313,949.46/8,347.02
  6. Step 6: Final answer
    x = 7,585.22

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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.