Home / 4,256.70-5,873.88-2,487.90

Finding the Fourth Proportional to 4,256.70, 5,873.88 and 2,487.90

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Solution

The fourth proportional to 4,256.70, 5,873.88 and 2,487.90 is: 3,433.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.70 : 5,873.88 = 2,487.90 : x
  2. Step 2: Convert to fraction form
    4,256.70/5,873.88 = 2,487.90/x
  3. Step 3: Cross multiply
    4,256.70x = 5,873.88 × 2,487.90
  4. Step 4: Simplify right side
    4,256.70x = 14,613,626.05
  5. Step 5: Solve for x
    x = 14,613,626.05/4,256.70
  6. Step 6: Final answer
    x = 3,433.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.