Home / 12,549.86-17,319.25-6,884.62

Finding the Fourth Proportional to 12,549.86, 17,319.25 and 6,884.62

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Solution

The fourth proportional to 12,549.86, 17,319.25 and 6,884.62 is: 9,501.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,549.86 : 17,319.25 = 6,884.62 : x
  2. Step 2: Convert to fraction form
    12,549.86/17,319.25 = 6,884.62/x
  3. Step 3: Cross multiply
    12,549.86x = 17,319.25 × 6,884.62
  4. Step 4: Simplify right side
    12,549.86x = 119,236,333.92
  5. Step 5: Solve for x
    x = 119,236,333.92/12,549.86
  6. Step 6: Final answer
    x = 9,501.01

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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.