Home / 4,256.60-5,872.96-2,488.64

Finding the Fourth Proportional to 4,256.60, 5,872.96 and 2,488.64

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Solution

The fourth proportional to 4,256.60, 5,872.96 and 2,488.64 is: 3,433.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.60 : 5,872.96 = 2,488.64 : x
  2. Step 2: Convert to fraction form
    4,256.60/5,872.96 = 2,488.64/x
  3. Step 3: Cross multiply
    4,256.60x = 5,872.96 × 2,488.64
  4. Step 4: Simplify right side
    4,256.60x = 14,615,683.17
  5. Step 5: Solve for x
    x = 14,615,683.17/4,256.60
  6. Step 6: Final answer
    x = 3,433.65

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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.