Home / 2,972.07-4,458.51-1,023.75

Finding the Fourth Proportional to 2,972.07, 4,458.51 and 1,023.75

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Solution

The fourth proportional to 2,972.07, 4,458.51 and 1,023.75 is: 1,535.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972.07 : 4,458.51 = 1,023.75 : x
  2. Step 2: Convert to fraction form
    2,972.07/4,458.51 = 1,023.75/x
  3. Step 3: Cross multiply
    2,972.07x = 4,458.51 × 1,023.75
  4. Step 4: Simplify right side
    2,972.07x = 4,564,399.61
  5. Step 5: Solve for x
    x = 4,564,399.61/2,972.07
  6. Step 6: Final answer
    x = 1,535.76

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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.