Home / 6,186.20-9,279.38-1,569.08

Finding the Fourth Proportional to 6,186.20, 9,279.38 and 1,569.08

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Solution

The fourth proportional to 6,186.20, 9,279.38 and 1,569.08 is: 2,353.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,186.20 : 9,279.38 = 1,569.08 : x
  2. Step 2: Convert to fraction form
    6,186.20/9,279.38 = 1,569.08/x
  3. Step 3: Cross multiply
    6,186.20x = 9,279.38 × 1,569.08
  4. Step 4: Simplify right side
    6,186.20x = 14,560,089.57
  5. Step 5: Solve for x
    x = 14,560,089.57/6,186.20
  6. Step 6: Final answer
    x = 2,353.64

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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.