Home / 4,256.10-6,384.15-3,948.90

Finding the Fourth Proportional to 4,256.10, 6,384.15 and 3,948.90

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Solution

The fourth proportional to 4,256.10, 6,384.15 and 3,948.90 is: 5,923.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.10 : 6,384.15 = 3,948.90 : x
  2. Step 2: Convert to fraction form
    4,256.10/6,384.15 = 3,948.90/x
  3. Step 3: Cross multiply
    4,256.10x = 6,384.15 × 3,948.90
  4. Step 4: Simplify right side
    4,256.10x = 25,210,369.94
  5. Step 5: Solve for x
    x = 25,210,369.94/4,256.10
  6. Step 6: Final answer
    x = 5,923.35

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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.