Home / 7,098.55-10,649.88-2,937.79

Finding the Fourth Proportional to 7,098.55, 10,649.88 and 2,937.79

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Solution

The fourth proportional to 7,098.55, 10,649.88 and 2,937.79 is: 4,407.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098.55 : 10,649.88 = 2,937.79 : x
  2. Step 2: Convert to fraction form
    7,098.55/10,649.88 = 2,937.79/x
  3. Step 3: Cross multiply
    7,098.55x = 10,649.88 × 2,937.79
  4. Step 4: Simplify right side
    7,098.55x = 31,287,110.97
  5. Step 5: Solve for x
    x = 31,287,110.97/7,098.55
  6. Step 6: Final answer
    x = 4,407.54

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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.