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Finding the Fourth Proportional to 5,001.45, 7,023.90 and 5,001.45

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Solution

The fourth proportional to 5,001.45, 7,023.90 and 5,001.45 is: 7,023.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.45 : 7,023.90 = 5,001.45 : x
  2. Step 2: Convert to fraction form
    5,001.45/7,023.90 = 5,001.45/x
  3. Step 3: Cross multiply
    5,001.45x = 7,023.90 × 5,001.45
  4. Step 4: Simplify right side
    5,001.45x = 35,129,684.66
  5. Step 5: Solve for x
    x = 35,129,684.66/5,001.45
  6. Step 6: Final answer
    x = 7,023.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.