Home / 6,125.53-8,452.11-3,608.05

Finding the Fourth Proportional to 6,125.53, 8,452.11 and 3,608.05

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Solution

The fourth proportional to 6,125.53, 8,452.11 and 3,608.05 is: 4,978.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.53 : 8,452.11 = 3,608.05 : x
  2. Step 2: Convert to fraction form
    6,125.53/8,452.11 = 3,608.05/x
  3. Step 3: Cross multiply
    6,125.53x = 8,452.11 × 3,608.05
  4. Step 4: Simplify right side
    6,125.53x = 30,495,617.45
  5. Step 5: Solve for x
    x = 30,495,617.45/6,125.53
  6. Step 6: Final answer
    x = 4,978.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.