Home / 6,999.89-10,498.61-2,616.44

Finding the Fourth Proportional to 6,999.89, 10,498.61 and 2,616.44

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Solution

The fourth proportional to 6,999.89, 10,498.61 and 2,616.44 is: 3,924.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,999.89 : 10,498.61 = 2,616.44 : x
  2. Step 2: Convert to fraction form
    6,999.89/10,498.61 = 2,616.44/x
  3. Step 3: Cross multiply
    6,999.89x = 10,498.61 × 2,616.44
  4. Step 4: Simplify right side
    6,999.89x = 27,468,937.20
  5. Step 5: Solve for x
    x = 27,468,937.20/6,999.89
  6. Step 6: Final answer
    x = 3,924.20

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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.