Home / 9,306.03-12,842.56-5,328.42

Finding the Fourth Proportional to 9,306.03, 12,842.56 and 5,328.42

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Solution

The fourth proportional to 9,306.03, 12,842.56 and 5,328.42 is: 7,353.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306.03 : 12,842.56 = 5,328.42 : x
  2. Step 2: Convert to fraction form
    9,306.03/12,842.56 = 5,328.42/x
  3. Step 3: Cross multiply
    9,306.03x = 12,842.56 × 5,328.42
  4. Step 4: Simplify right side
    9,306.03x = 68,430,553.56
  5. Step 5: Solve for x
    x = 68,430,553.56/9,306.03
  6. Step 6: Final answer
    x = 7,353.36

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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.