Home / 8,654.14-11,943.55-5,510.13

Finding the Fourth Proportional to 8,654.14, 11,943.55 and 5,510.13

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Solution

The fourth proportional to 8,654.14, 11,943.55 and 5,510.13 is: 7,604.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,654.14 : 11,943.55 = 5,510.13 : x
  2. Step 2: Convert to fraction form
    8,654.14/11,943.55 = 5,510.13/x
  3. Step 3: Cross multiply
    8,654.14x = 11,943.55 × 5,510.13
  4. Step 4: Simplify right side
    8,654.14x = 65,810,513.16
  5. Step 5: Solve for x
    x = 65,810,513.16/8,654.14
  6. Step 6: Final answer
    x = 7,604.51

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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.