Home / 5,490.74-8,236.20-3,025.10

Finding the Fourth Proportional to 5,490.74, 8,236.20 and 3,025.10

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Solution

The fourth proportional to 5,490.74, 8,236.20 and 3,025.10 is: 4,537.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.74 : 8,236.20 = 3,025.10 : x
  2. Step 2: Convert to fraction form
    5,490.74/8,236.20 = 3,025.10/x
  3. Step 3: Cross multiply
    5,490.74x = 8,236.20 × 3,025.10
  4. Step 4: Simplify right side
    5,490.74x = 24,915,328.62
  5. Step 5: Solve for x
    x = 24,915,328.62/5,490.74
  6. Step 6: Final answer
    x = 4,537.70

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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.