Home / 7,444.52-11,166.80-3,988.52

Finding the Fourth Proportional to 7,444.52, 11,166.80 and 3,988.52

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Solution

The fourth proportional to 7,444.52, 11,166.80 and 3,988.52 is: 5,982.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.52 : 11,166.80 = 3,988.52 : x
  2. Step 2: Convert to fraction form
    7,444.52/11,166.80 = 3,988.52/x
  3. Step 3: Cross multiply
    7,444.52x = 11,166.80 × 3,988.52
  4. Step 4: Simplify right side
    7,444.52x = 44,539,005.14
  5. Step 5: Solve for x
    x = 44,539,005.14/7,444.52
  6. Step 6: Final answer
    x = 5,982.79

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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.