Home / 8,646.04-11,932.50-5,110.12

Finding the Fourth Proportional to 8,646.04, 11,932.50 and 5,110.12

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Solution

The fourth proportional to 8,646.04, 11,932.50 and 5,110.12 is: 7,052.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,646.04 : 11,932.50 = 5,110.12 : x
  2. Step 2: Convert to fraction form
    8,646.04/11,932.50 = 5,110.12/x
  3. Step 3: Cross multiply
    8,646.04x = 11,932.50 × 5,110.12
  4. Step 4: Simplify right side
    8,646.04x = 60,976,506.90
  5. Step 5: Solve for x
    x = 60,976,506.90/8,646.04
  6. Step 6: Final answer
    x = 7,052.54

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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.