Home / 9,266.28-13,891.05-3,421.46

Finding the Fourth Proportional to 9,266.28, 13,891.05 and 3,421.46

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Solution

The fourth proportional to 9,266.28, 13,891.05 and 3,421.46 is: 5,129.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,266.28 : 13,891.05 = 3,421.46 : x
  2. Step 2: Convert to fraction form
    9,266.28/13,891.05 = 3,421.46/x
  3. Step 3: Cross multiply
    9,266.28x = 13,891.05 × 3,421.46
  4. Step 4: Simplify right side
    9,266.28x = 47,527,602.48
  5. Step 5: Solve for x
    x = 47,527,602.48/9,266.28
  6. Step 6: Final answer
    x = 5,129.09

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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.