Home / 7,098.32-10,647.48-2,656.97

Finding the Fourth Proportional to 7,098.32, 10,647.48 and 2,656.97

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Solution

The fourth proportional to 7,098.32, 10,647.48 and 2,656.97 is: 3,985.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098.32 : 10,647.48 = 2,656.97 : x
  2. Step 2: Convert to fraction form
    7,098.32/10,647.48 = 2,656.97/x
  3. Step 3: Cross multiply
    7,098.32x = 10,647.48 × 2,656.97
  4. Step 4: Simplify right side
    7,098.32x = 28,290,034.94
  5. Step 5: Solve for x
    x = 28,290,034.94/7,098.32
  6. Step 6: Final answer
    x = 3,985.46

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Double scale
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Similar ratio
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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.