Home / 7,650.68-11,476.13-2,970.96

Finding the Fourth Proportional to 7,650.68, 11,476.13 and 2,970.96

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Solution

The fourth proportional to 7,650.68, 11,476.13 and 2,970.96 is: 4,456.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.68 : 11,476.13 = 2,970.96 : x
  2. Step 2: Convert to fraction form
    7,650.68/11,476.13 = 2,970.96/x
  3. Step 3: Cross multiply
    7,650.68x = 11,476.13 × 2,970.96
  4. Step 4: Simplify right side
    7,650.68x = 34,095,108.33
  5. Step 5: Solve for x
    x = 34,095,108.33/7,650.68
  6. Step 6: Final answer
    x = 4,456.48

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Half scale
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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.