Home / 4,184.12-6,279.06-1,587.08

Finding the Fourth Proportional to 4,184.12, 6,279.06 and 1,587.08

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Solution

The fourth proportional to 4,184.12, 6,279.06 and 1,587.08 is: 2,381.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,184.12 : 6,279.06 = 1,587.08 : x
  2. Step 2: Convert to fraction form
    4,184.12/6,279.06 = 1,587.08/x
  3. Step 3: Cross multiply
    4,184.12x = 6,279.06 × 1,587.08
  4. Step 4: Simplify right side
    4,184.12x = 9,965,370.54
  5. Step 5: Solve for x
    x = 9,965,370.54/4,184.12
  6. Step 6: Final answer
    x = 2,381.71

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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.