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Finding the Fourth Proportional to 8,998.90, 13,492.56 and 3,737.54

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Solution

The fourth proportional to 8,998.90, 13,492.56 and 3,737.54 is: 5,603.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,998.90 : 13,492.56 = 3,737.54 : x
  2. Step 2: Convert to fraction form
    8,998.90/13,492.56 = 3,737.54/x
  3. Step 3: Cross multiply
    8,998.90x = 13,492.56 × 3,737.54
  4. Step 4: Simplify right side
    8,998.90x = 50,428,915.24
  5. Step 5: Solve for x
    x = 50,428,915.24/8,998.90
  6. Step 6: Final answer
    x = 5,603.90

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1.5x scale

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.