Home / 3,418.10-5,132.55-2,597.30

Finding the Fourth Proportional to 3,418.10, 5,132.55 and 2,597.30

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Solution

The fourth proportional to 3,418.10, 5,132.55 and 2,597.30 is: 3,900.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.10 : 5,132.55 = 2,597.30 : x
  2. Step 2: Convert to fraction form
    3,418.10/5,132.55 = 2,597.30/x
  3. Step 3: Cross multiply
    3,418.10x = 5,132.55 × 2,597.30
  4. Step 4: Simplify right side
    3,418.10x = 13,330,772.12
  5. Step 5: Solve for x
    x = 13,330,772.12/3,418.10
  6. Step 6: Final answer
    x = 3,900.05

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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.