Home / 3,420.39-5,125.01-2,597.61

Finding the Fourth Proportional to 3,420.39, 5,125.01 and 2,597.61

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Solution

The fourth proportional to 3,420.39, 5,125.01 and 2,597.61 is: 3,892.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,420.39 : 5,125.01 = 2,597.61 : x
  2. Step 2: Convert to fraction form
    3,420.39/5,125.01 = 2,597.61/x
  3. Step 3: Cross multiply
    3,420.39x = 5,125.01 × 2,597.61
  4. Step 4: Simplify right side
    3,420.39x = 13,312,764.24
  5. Step 5: Solve for x
    x = 13,312,764.24/3,420.39
  6. Step 6: Final answer
    x = 3,892.18

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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.