Home / 8,654.15-11,943.29-5,020.94

Finding the Fourth Proportional to 8,654.15, 11,943.29 and 5,020.94

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Solution

The fourth proportional to 8,654.15, 11,943.29 and 5,020.94 is: 6,929.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,654.15 : 11,943.29 = 5,020.94 : x
  2. Step 2: Convert to fraction form
    8,654.15/11,943.29 = 5,020.94/x
  3. Step 3: Cross multiply
    8,654.15x = 11,943.29 × 5,020.94
  4. Step 4: Simplify right side
    8,654.15x = 59,966,584.90
  5. Step 5: Solve for x
    x = 59,966,584.90/8,654.15
  6. Step 6: Final answer
    x = 6,929.23

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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.