Home / 6,306.08-9,458.04-1,688

Finding the Fourth Proportional to 6,306.08, 9,458.04 and 1,688

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Solution

The fourth proportional to 6,306.08, 9,458.04 and 1,688 is: 2,531.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,306.08 : 9,458.04 = 1,688 : x
  2. Step 2: Convert to fraction form
    6,306.08/9,458.04 = 1,688/x
  3. Step 3: Cross multiply
    6,306.08x = 9,458.04 × 1,688
  4. Step 4: Simplify right side
    6,306.08x = 15,965,171.52
  5. Step 5: Solve for x
    x = 15,965,171.52/6,306.08
  6. Step 6: Final answer
    x = 2,531.71

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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.