Home / 6,109.62-9,169.04-4,470.40

Finding the Fourth Proportional to 6,109.62, 9,169.04 and 4,470.40

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Solution

The fourth proportional to 6,109.62, 9,169.04 and 4,470.40 is: 6,708.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.62 : 9,169.04 = 4,470.40 : x
  2. Step 2: Convert to fraction form
    6,109.62/9,169.04 = 4,470.40/x
  3. Step 3: Cross multiply
    6,109.62x = 9,169.04 × 4,470.40
  4. Step 4: Simplify right side
    6,109.62x = 40,989,253.49
  5. Step 5: Solve for x
    x = 40,989,253.49/6,109.62
  6. Step 6: Final answer
    x = 6,708.97

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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.