Home / 5,557.66-8,340.60-4,475.10

Finding the Fourth Proportional to 5,557.66, 8,340.60 and 4,475.10

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Solution

The fourth proportional to 5,557.66, 8,340.60 and 4,475.10 is: 6,715.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.66 : 8,340.60 = 4,475.10 : x
  2. Step 2: Convert to fraction form
    5,557.66/8,340.60 = 4,475.10/x
  3. Step 3: Cross multiply
    5,557.66x = 8,340.60 × 4,475.10
  4. Step 4: Simplify right side
    5,557.66x = 37,324,982.44
  5. Step 5: Solve for x
    x = 37,324,982.44/5,557.66
  6. Step 6: Final answer
    x = 6,715.95

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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.