Home / 7,269.20-10,909.32-5,326.48

Finding the Fourth Proportional to 7,269.20, 10,909.32 and 5,326.48

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Solution

The fourth proportional to 7,269.20, 10,909.32 and 5,326.48 is: 7,993.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,269.20 : 10,909.32 = 5,326.48 : x
  2. Step 2: Convert to fraction form
    7,269.20/10,909.32 = 5,326.48/x
  3. Step 3: Cross multiply
    7,269.20x = 10,909.32 × 5,326.48
  4. Step 4: Simplify right side
    7,269.20x = 58,108,274.79
  5. Step 5: Solve for x
    x = 58,108,274.79/7,269.20
  6. Step 6: Final answer
    x = 7,993.76

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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.