Home / 7,458.60-11,188.10-4,517.08

Finding the Fourth Proportional to 7,458.60, 11,188.10 and 4,517.08

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Solution

The fourth proportional to 7,458.60, 11,188.10 and 4,517.08 is: 6,775.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458.60 : 11,188.10 = 4,517.08 : x
  2. Step 2: Convert to fraction form
    7,458.60/11,188.10 = 4,517.08/x
  3. Step 3: Cross multiply
    7,458.60x = 11,188.10 × 4,517.08
  4. Step 4: Simplify right side
    7,458.60x = 50,537,542.75
  5. Step 5: Solve for x
    x = 50,537,542.75/7,458.60
  6. Step 6: Final answer
    x = 6,775.74

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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.