Home / 4,319.62-6,479.91-1,241.62

Finding the Fourth Proportional to 4,319.62, 6,479.91 and 1,241.62

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Solution

The fourth proportional to 4,319.62, 6,479.91 and 1,241.62 is: 1,862.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.62 : 6,479.91 = 1,241.62 : x
  2. Step 2: Convert to fraction form
    4,319.62/6,479.91 = 1,241.62/x
  3. Step 3: Cross multiply
    4,319.62x = 6,479.91 × 1,241.62
  4. Step 4: Simplify right side
    4,319.62x = 8,045,585.85
  5. Step 5: Solve for x
    x = 8,045,585.85/4,319.62
  6. Step 6: Final answer
    x = 1,862.57

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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.