Home / 4,328.10-6,492.15-4,145.85

Finding the Fourth Proportional to 4,328.10, 6,492.15 and 4,145.85

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Solution

The fourth proportional to 4,328.10, 6,492.15 and 4,145.85 is: 6,218.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328.10 : 6,492.15 = 4,145.85 : x
  2. Step 2: Convert to fraction form
    4,328.10/6,492.15 = 4,145.85/x
  3. Step 3: Cross multiply
    4,328.10x = 6,492.15 × 4,145.85
  4. Step 4: Simplify right side
    4,328.10x = 26,915,480.08
  5. Step 5: Solve for x
    x = 26,915,480.08/4,328.10
  6. Step 6: Final answer
    x = 6,218.78

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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.