Home / 9,220.76-12,724.62-5,029

Finding the Fourth Proportional to 9,220.76, 12,724.62 and 5,029

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Solution

The fourth proportional to 9,220.76, 12,724.62 and 5,029 is: 6,940.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220.76 : 12,724.62 = 5,029 : x
  2. Step 2: Convert to fraction form
    9,220.76/12,724.62 = 5,029/x
  3. Step 3: Cross multiply
    9,220.76x = 12,724.62 × 5,029
  4. Step 4: Simplify right side
    9,220.76x = 63,992,113.98
  5. Step 5: Solve for x
    x = 63,992,113.98/9,220.76
  6. Step 6: Final answer
    x = 6,940.00

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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.