Home / 7,237.80-9,982.98-4,444.20

Finding the Fourth Proportional to 7,237.80, 9,982.98 and 4,444.20

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Solution

The fourth proportional to 7,237.80, 9,982.98 and 4,444.20 is: 6,129.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.80 : 9,982.98 = 4,444.20 : x
  2. Step 2: Convert to fraction form
    7,237.80/9,982.98 = 4,444.20/x
  3. Step 3: Cross multiply
    7,237.80x = 9,982.98 × 4,444.20
  4. Step 4: Simplify right side
    7,237.80x = 44,366,359.72
  5. Step 5: Solve for x
    x = 44,366,359.72/7,237.80
  6. Step 6: Final answer
    x = 6,129.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.