Home / 4,319.91-5,961.33-2,431.53

Finding the Fourth Proportional to 4,319.91, 5,961.33 and 2,431.53

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Solution

The fourth proportional to 4,319.91, 5,961.33 and 2,431.53 is: 3,355.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.91 : 5,961.33 = 2,431.53 : x
  2. Step 2: Convert to fraction form
    4,319.91/5,961.33 = 2,431.53/x
  3. Step 3: Cross multiply
    4,319.91x = 5,961.33 × 2,431.53
  4. Step 4: Simplify right side
    4,319.91x = 14,495,152.73
  5. Step 5: Solve for x
    x = 14,495,152.73/4,319.91
  6. Step 6: Final answer
    x = 3,355.43

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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.