Home / 4,306.08-6,458-2,114.40

Finding the Fourth Proportional to 4,306.08, 6,458 and 2,114.40

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Solution

The fourth proportional to 4,306.08, 6,458 and 2,114.40 is: 3,171.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,306.08 : 6,458 = 2,114.40 : x
  2. Step 2: Convert to fraction form
    4,306.08/6,458 = 2,114.40/x
  3. Step 3: Cross multiply
    4,306.08x = 6,458 × 2,114.40
  4. Step 4: Simplify right side
    4,306.08x = 13,654,795.20
  5. Step 5: Solve for x
    x = 13,654,795.20/4,306.08
  6. Step 6: Final answer
    x = 3,171.05

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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.