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Finding the Fourth Proportional to 7,392.08, 11,088.14 and 3,008.49

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Solution

The fourth proportional to 7,392.08, 11,088.14 and 3,008.49 is: 4,512.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392.08 : 11,088.14 = 3,008.49 : x
  2. Step 2: Convert to fraction form
    7,392.08/11,088.14 = 3,008.49/x
  3. Step 3: Cross multiply
    7,392.08x = 11,088.14 × 3,008.49
  4. Step 4: Simplify right side
    7,392.08x = 33,358,543.27
  5. Step 5: Solve for x
    x = 33,358,543.27/7,392.08
  6. Step 6: Final answer
    x = 4,512.74

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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.