Home / 9,088.61-13,631.82-2,425.60

Finding the Fourth Proportional to 9,088.61, 13,631.82 and 2,425.60

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Solution

The fourth proportional to 9,088.61, 13,631.82 and 2,425.60 is: 3,638.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,088.61 : 13,631.82 = 2,425.60 : x
  2. Step 2: Convert to fraction form
    9,088.61/13,631.82 = 2,425.60/x
  3. Step 3: Cross multiply
    9,088.61x = 13,631.82 × 2,425.60
  4. Step 4: Simplify right side
    9,088.61x = 33,065,395.70
  5. Step 5: Solve for x
    x = 33,065,395.70/9,088.61
  6. Step 6: Final answer
    x = 3,638.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.