Home / 7,531.86-11,355.56-7,023.70

Finding the Fourth Proportional to 7,531.86, 11,355.56 and 7,023.70

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Solution

The fourth proportional to 7,531.86, 11,355.56 and 7,023.70 is: 10,589.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.86 : 11,355.56 = 7,023.70 : x
  2. Step 2: Convert to fraction form
    7,531.86/11,355.56 = 7,023.70/x
  3. Step 3: Cross multiply
    7,531.86x = 11,355.56 × 7,023.70
  4. Step 4: Simplify right side
    7,531.86x = 79,758,046.77
  5. Step 5: Solve for x
    x = 79,758,046.77/7,531.86
  6. Step 6: Final answer
    x = 10,589.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.