Home / 12,550.02-17,319.17-6,884.78

Finding the Fourth Proportional to 12,550.02, 17,319.17 and 6,884.78

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Solution

The fourth proportional to 12,550.02, 17,319.17 and 6,884.78 is: 9,501.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,550.02 : 17,319.17 = 6,884.78 : x
  2. Step 2: Convert to fraction form
    12,550.02/17,319.17 = 6,884.78/x
  3. Step 3: Cross multiply
    12,550.02x = 17,319.17 × 6,884.78
  4. Step 4: Simplify right side
    12,550.02x = 119,238,554.21
  5. Step 5: Solve for x
    x = 119,238,554.21/12,550.02
  6. Step 6: Final answer
    x = 9,501.06

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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.