Home / 3,423.07-5,134.92-958.04

Finding the Fourth Proportional to 3,423.07, 5,134.92 and 958.04

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Solution

The fourth proportional to 3,423.07, 5,134.92 and 958.04 is: 1,437.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.07 : 5,134.92 = 958.04 : x
  2. Step 2: Convert to fraction form
    3,423.07/5,134.92 = 958.04/x
  3. Step 3: Cross multiply
    3,423.07x = 5,134.92 × 958.04
  4. Step 4: Simplify right side
    3,423.07x = 4,919,458.76
  5. Step 5: Solve for x
    x = 4,919,458.76/3,423.07
  6. Step 6: Final answer
    x = 1,437.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.