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Finding the Fourth Proportional to 6,354.01, 9,528.05 and 3,391.65

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Solution

The fourth proportional to 6,354.01, 9,528.05 and 3,391.65 is: 5,085.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,354.01 : 9,528.05 = 3,391.65 : x
  2. Step 2: Convert to fraction form
    6,354.01/9,528.05 = 3,391.65/x
  3. Step 3: Cross multiply
    6,354.01x = 9,528.05 × 3,391.65
  4. Step 4: Simplify right side
    6,354.01x = 32,315,793.82
  5. Step 5: Solve for x
    x = 32,315,793.82/6,354.01
  6. Step 6: Final answer
    x = 5,085.89

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1.5x scale

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.