Home / 4,724.98-7,046.30-4,142.69

Finding the Fourth Proportional to 4,724.98, 7,046.30 and 4,142.69

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Solution

The fourth proportional to 4,724.98, 7,046.30 and 4,142.69 is: 6,177.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.98 : 7,046.30 = 4,142.69 : x
  2. Step 2: Convert to fraction form
    4,724.98/7,046.30 = 4,142.69/x
  3. Step 3: Cross multiply
    4,724.98x = 7,046.30 × 4,142.69
  4. Step 4: Simplify right side
    4,724.98x = 29,190,580.60
  5. Step 5: Solve for x
    x = 29,190,580.60/4,724.98
  6. Step 6: Final answer
    x = 6,177.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.