Home / 8,654.57-11,943.38-4,877.01

Finding the Fourth Proportional to 8,654.57, 11,943.38 and 4,877.01

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Solution

The fourth proportional to 8,654.57, 11,943.38 and 4,877.01 is: 6,730.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,654.57 : 11,943.38 = 4,877.01 : x
  2. Step 2: Convert to fraction form
    8,654.57/11,943.38 = 4,877.01/x
  3. Step 3: Cross multiply
    8,654.57x = 11,943.38 × 4,877.01
  4. Step 4: Simplify right side
    8,654.57x = 58,247,995.89
  5. Step 5: Solve for x
    x = 58,247,995.89/8,654.57
  6. Step 6: Final answer
    x = 6,730.32

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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.