Home / 4,962.80-7,443.38-1,451.98

Finding the Fourth Proportional to 4,962.80, 7,443.38 and 1,451.98

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Solution

The fourth proportional to 4,962.80, 7,443.38 and 1,451.98 is: 2,177.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,962.80 : 7,443.38 = 1,451.98 : x
  2. Step 2: Convert to fraction form
    4,962.80/7,443.38 = 1,451.98/x
  3. Step 3: Cross multiply
    4,962.80x = 7,443.38 × 1,451.98
  4. Step 4: Simplify right side
    4,962.80x = 10,807,601.68
  5. Step 5: Solve for x
    x = 10,807,601.68/4,962.80
  6. Step 6: Final answer
    x = 2,177.72

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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.