Home / 5,901.60-8,144.16-3,545.10

Finding the Fourth Proportional to 5,901.60, 8,144.16 and 3,545.10

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Solution

The fourth proportional to 5,901.60, 8,144.16 and 3,545.10 is: 4,892.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,901.60 : 8,144.16 = 3,545.10 : x
  2. Step 2: Convert to fraction form
    5,901.60/8,144.16 = 3,545.10/x
  3. Step 3: Cross multiply
    5,901.60x = 8,144.16 × 3,545.10
  4. Step 4: Simplify right side
    5,901.60x = 28,871,861.62
  5. Step 5: Solve for x
    x = 28,871,861.62/5,901.60
  6. Step 6: Final answer
    x = 4,892.21

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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.