Home / 4,319.77-5,960.85-2,431.31

Finding the Fourth Proportional to 4,319.77, 5,960.85 and 2,431.31

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Solution

The fourth proportional to 4,319.77, 5,960.85 and 2,431.31 is: 3,354.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.77 : 5,960.85 = 2,431.31 : x
  2. Step 2: Convert to fraction form
    4,319.77/5,960.85 = 2,431.31/x
  3. Step 3: Cross multiply
    4,319.77x = 5,960.85 × 2,431.31
  4. Step 4: Simplify right side
    4,319.77x = 14,492,674.21
  5. Step 5: Solve for x
    x = 14,492,674.21/4,319.77
  6. Step 6: Final answer
    x = 3,354.96

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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.