Home / 4,920.90-7,370.55-3,452.10

Finding the Fourth Proportional to 4,920.90, 7,370.55 and 3,452.10

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Solution

The fourth proportional to 4,920.90, 7,370.55 and 3,452.10 is: 5,170.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.90 : 7,370.55 = 3,452.10 : x
  2. Step 2: Convert to fraction form
    4,920.90/7,370.55 = 3,452.10/x
  3. Step 3: Cross multiply
    4,920.90x = 7,370.55 × 3,452.10
  4. Step 4: Simplify right side
    4,920.90x = 25,443,875.66
  5. Step 5: Solve for x
    x = 25,443,875.66/4,920.90
  6. Step 6: Final answer
    x = 5,170.57

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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.