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Finding the Fourth Proportional to 7,407.03, 11,101.91 and 4,114.29

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Solution

The fourth proportional to 7,407.03, 11,101.91 and 4,114.29 is: 6,166.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407.03 : 11,101.91 = 4,114.29 : x
  2. Step 2: Convert to fraction form
    7,407.03/11,101.91 = 4,114.29/x
  3. Step 3: Cross multiply
    7,407.03x = 11,101.91 × 4,114.29
  4. Step 4: Simplify right side
    7,407.03x = 45,676,456.72
  5. Step 5: Solve for x
    x = 45,676,456.72/7,407.03
  6. Step 6: Final answer
    x = 6,166.64

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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.