Home / 5,458.10-8,187.08-1,562.54

Finding the Fourth Proportional to 5,458.10, 8,187.08 and 1,562.54

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Solution

The fourth proportional to 5,458.10, 8,187.08 and 1,562.54 is: 2,343.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.10 : 8,187.08 = 1,562.54 : x
  2. Step 2: Convert to fraction form
    5,458.10/8,187.08 = 1,562.54/x
  3. Step 3: Cross multiply
    5,458.10x = 8,187.08 × 1,562.54
  4. Step 4: Simplify right side
    5,458.10x = 12,792,591.24
  5. Step 5: Solve for x
    x = 12,792,591.24/5,458.10
  6. Step 6: Final answer
    x = 2,343.78

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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.