Home / 9,227.30-13,838.70-2,652.80

Finding the Fourth Proportional to 9,227.30, 13,838.70 and 2,652.80

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Solution

The fourth proportional to 9,227.30, 13,838.70 and 2,652.80 is: 3,978.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,227.30 : 13,838.70 = 2,652.80 : x
  2. Step 2: Convert to fraction form
    9,227.30/13,838.70 = 2,652.80/x
  3. Step 3: Cross multiply
    9,227.30x = 13,838.70 × 2,652.80
  4. Step 4: Simplify right side
    9,227.30x = 36,711,303.36
  5. Step 5: Solve for x
    x = 36,711,303.36/9,227.30
  6. Step 6: Final answer
    x = 3,978.55

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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.