Home / 5,225.25-7,830.45-3,757.53

Finding the Fourth Proportional to 5,225.25, 7,830.45 and 3,757.53

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Solution

The fourth proportional to 5,225.25, 7,830.45 and 3,757.53 is: 5,630.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.25 : 7,830.45 = 3,757.53 : x
  2. Step 2: Convert to fraction form
    5,225.25/7,830.45 = 3,757.53/x
  3. Step 3: Cross multiply
    5,225.25x = 7,830.45 × 3,757.53
  4. Step 4: Simplify right side
    5,225.25x = 29,423,150.79
  5. Step 5: Solve for x
    x = 29,423,150.79/5,225.25
  6. Step 6: Final answer
    x = 5,630.96

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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.