Home / 6,963.20-9,595.52-5,191.68

Finding the Fourth Proportional to 6,963.20, 9,595.52 and 5,191.68

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Solution

The fourth proportional to 6,963.20, 9,595.52 and 5,191.68 is: 7,154.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,963.20 : 9,595.52 = 5,191.68 : x
  2. Step 2: Convert to fraction form
    6,963.20/9,595.52 = 5,191.68/x
  3. Step 3: Cross multiply
    6,963.20x = 9,595.52 × 5,191.68
  4. Step 4: Simplify right side
    6,963.20x = 49,816,869.27
  5. Step 5: Solve for x
    x = 49,816,869.27/6,963.20
  6. Step 6: Final answer
    x = 7,154.31

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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.