Home / 6,418.08-9,615.96-2,902.50

Finding the Fourth Proportional to 6,418.08, 9,615.96 and 2,902.50

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Solution

The fourth proportional to 6,418.08, 9,615.96 and 2,902.50 is: 4,348.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418.08 : 9,615.96 = 2,902.50 : x
  2. Step 2: Convert to fraction form
    6,418.08/9,615.96 = 2,902.50/x
  3. Step 3: Cross multiply
    6,418.08x = 9,615.96 × 2,902.50
  4. Step 4: Simplify right side
    6,418.08x = 27,910,323.90
  5. Step 5: Solve for x
    x = 27,910,323.90/6,418.08
  6. Step 6: Final answer
    x = 4,348.70

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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.