Home / 7,217.96-10,827.50-2,287.88

Finding the Fourth Proportional to 7,217.96, 10,827.50 and 2,287.88

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Solution

The fourth proportional to 7,217.96, 10,827.50 and 2,287.88 is: 3,432.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.96 : 10,827.50 = 2,287.88 : x
  2. Step 2: Convert to fraction form
    7,217.96/10,827.50 = 2,287.88/x
  3. Step 3: Cross multiply
    7,217.96x = 10,827.50 × 2,287.88
  4. Step 4: Simplify right side
    7,217.96x = 24,772,020.70
  5. Step 5: Solve for x
    x = 24,772,020.70/7,217.96
  6. Step 6: Final answer
    x = 3,432.00

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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.