Home / 5,538.20-8,295.15-4,922.60

Finding the Fourth Proportional to 5,538.20, 8,295.15 and 4,922.60

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Solution

The fourth proportional to 5,538.20, 8,295.15 and 4,922.60 is: 7,373.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.20 : 8,295.15 = 4,922.60 : x
  2. Step 2: Convert to fraction form
    5,538.20/8,295.15 = 4,922.60/x
  3. Step 3: Cross multiply
    5,538.20x = 8,295.15 × 4,922.60
  4. Step 4: Simplify right side
    5,538.20x = 40,833,705.39
  5. Step 5: Solve for x
    x = 40,833,705.39/5,538.20
  6. Step 6: Final answer
    x = 7,373.10

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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.