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Finding the Fourth Proportional to 5,306.18, 7,323 and 3,068.18

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Solution

The fourth proportional to 5,306.18, 7,323 and 3,068.18 is: 4,234.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.18 : 7,323 = 3,068.18 : x
  2. Step 2: Convert to fraction form
    5,306.18/7,323 = 3,068.18/x
  3. Step 3: Cross multiply
    5,306.18x = 7,323 × 3,068.18
  4. Step 4: Simplify right side
    5,306.18x = 22,468,282.14
  5. Step 5: Solve for x
    x = 22,468,282.14/5,306.18
  6. Step 6: Final answer
    x = 4,234.36

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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.