Home / 4,319.91-5,960.40-2,431.14

Finding the Fourth Proportional to 4,319.91, 5,960.40 and 2,431.14

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Solution

The fourth proportional to 4,319.91, 5,960.40 and 2,431.14 is: 3,354.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.91 : 5,960.40 = 2,431.14 : x
  2. Step 2: Convert to fraction form
    4,319.91/5,960.40 = 2,431.14/x
  3. Step 3: Cross multiply
    4,319.91x = 5,960.40 × 2,431.14
  4. Step 4: Simplify right side
    4,319.91x = 14,490,566.86
  5. Step 5: Solve for x
    x = 14,490,566.86/4,319.91
  6. Step 6: Final answer
    x = 3,354.37

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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.