Home / 5,399.25-8,098.88-1,503.76

Finding the Fourth Proportional to 5,399.25, 8,098.88 and 1,503.76

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Solution

The fourth proportional to 5,399.25, 8,098.88 and 1,503.76 is: 2,255.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.25 : 8,098.88 = 1,503.76 : x
  2. Step 2: Convert to fraction form
    5,399.25/8,098.88 = 1,503.76/x
  3. Step 3: Cross multiply
    5,399.25x = 8,098.88 × 1,503.76
  4. Step 4: Simplify right side
    5,399.25x = 12,178,744.02
  5. Step 5: Solve for x
    x = 12,178,744.02/5,399.25
  6. Step 6: Final answer
    x = 2,255.64

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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.