Home / 6,278.48-9,417.72-1,895.70

Finding the Fourth Proportional to 6,278.48, 9,417.72 and 1,895.70

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Solution

The fourth proportional to 6,278.48, 9,417.72 and 1,895.70 is: 2,843.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278.48 : 9,417.72 = 1,895.70 : x
  2. Step 2: Convert to fraction form
    6,278.48/9,417.72 = 1,895.70/x
  3. Step 3: Cross multiply
    6,278.48x = 9,417.72 × 1,895.70
  4. Step 4: Simplify right side
    6,278.48x = 17,853,203.57
  5. Step 5: Solve for x
    x = 17,853,203.57/6,278.48
  6. Step 6: Final answer
    x = 2,843.56

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Similar ratio
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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.