Home / 9,143.34-13,715.03-2,217.84

Finding the Fourth Proportional to 9,143.34, 13,715.03 and 2,217.84

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Solution

The fourth proportional to 9,143.34, 13,715.03 and 2,217.84 is: 3,326.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,143.34 : 13,715.03 = 2,217.84 : x
  2. Step 2: Convert to fraction form
    9,143.34/13,715.03 = 2,217.84/x
  3. Step 3: Cross multiply
    9,143.34x = 13,715.03 × 2,217.84
  4. Step 4: Simplify right side
    9,143.34x = 30,417,731.05
  5. Step 5: Solve for x
    x = 30,417,731.05/9,143.34
  6. Step 6: Final answer
    x = 3,326.76

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Similar ratio
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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.