Home / 4,871.72-7,306.50-2,924.48

Finding the Fourth Proportional to 4,871.72, 7,306.50 and 2,924.48

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Solution

The fourth proportional to 4,871.72, 7,306.50 and 2,924.48 is: 4,386.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.72 : 7,306.50 = 2,924.48 : x
  2. Step 2: Convert to fraction form
    4,871.72/7,306.50 = 2,924.48/x
  3. Step 3: Cross multiply
    4,871.72x = 7,306.50 × 2,924.48
  4. Step 4: Simplify right side
    4,871.72x = 21,367,713.12
  5. Step 5: Solve for x
    x = 21,367,713.12/4,871.72
  6. Step 6: Final answer
    x = 4,386.07

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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.