Home / 6,531.14-9,009.95-3,877.58

Finding the Fourth Proportional to 6,531.14, 9,009.95 and 3,877.58

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Solution

The fourth proportional to 6,531.14, 9,009.95 and 3,877.58 is: 5,349.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.14 : 9,009.95 = 3,877.58 : x
  2. Step 2: Convert to fraction form
    6,531.14/9,009.95 = 3,877.58/x
  3. Step 3: Cross multiply
    6,531.14x = 9,009.95 × 3,877.58
  4. Step 4: Simplify right side
    6,531.14x = 34,936,737.48
  5. Step 5: Solve for x
    x = 34,936,737.48/6,531.14
  6. Step 6: Final answer
    x = 5,349.26

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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.