Home / 10,013.60-13,818.62-5,537.25

Finding the Fourth Proportional to 10,013.60, 13,818.62 and 5,537.25

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Solution

The fourth proportional to 10,013.60, 13,818.62 and 5,537.25 is: 7,641.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013.60 : 13,818.62 = 5,537.25 : x
  2. Step 2: Convert to fraction form
    10,013.60/13,818.62 = 5,537.25/x
  3. Step 3: Cross multiply
    10,013.60x = 13,818.62 × 5,537.25
  4. Step 4: Simplify right side
    10,013.60x = 76,517,167.44
  5. Step 5: Solve for x
    x = 76,517,167.44/10,013.60
  6. Step 6: Final answer
    x = 7,641.32

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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.