Home / 6,125.08-8,452.20-3,607.60

Finding the Fourth Proportional to 6,125.08, 8,452.20 and 3,607.60

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Solution

The fourth proportional to 6,125.08, 8,452.20 and 3,607.60 is: 4,978.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.08 : 8,452.20 = 3,607.60 : x
  2. Step 2: Convert to fraction form
    6,125.08/8,452.20 = 3,607.60/x
  3. Step 3: Cross multiply
    6,125.08x = 8,452.20 × 3,607.60
  4. Step 4: Simplify right side
    6,125.08x = 30,492,156.72
  5. Step 5: Solve for x
    x = 30,492,156.72/6,125.08
  6. Step 6: Final answer
    x = 4,978.25

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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.