Home / 4,115.02-6,140.89-3,677.62

Finding the Fourth Proportional to 4,115.02, 6,140.89 and 3,677.62

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Solution

The fourth proportional to 4,115.02, 6,140.89 and 3,677.62 is: 5,488.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.02 : 6,140.89 = 3,677.62 : x
  2. Step 2: Convert to fraction form
    4,115.02/6,140.89 = 3,677.62/x
  3. Step 3: Cross multiply
    4,115.02x = 6,140.89 × 3,677.62
  4. Step 4: Simplify right side
    4,115.02x = 22,583,859.88
  5. Step 5: Solve for x
    x = 22,583,859.88/4,115.02
  6. Step 6: Final answer
    x = 5,488.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.