Home / 4,750.51-7,125.89-2,251.11

Finding the Fourth Proportional to 4,750.51, 7,125.89 and 2,251.11

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Solution

The fourth proportional to 4,750.51, 7,125.89 and 2,251.11 is: 3,376.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.51 : 7,125.89 = 2,251.11 : x
  2. Step 2: Convert to fraction form
    4,750.51/7,125.89 = 2,251.11/x
  3. Step 3: Cross multiply
    4,750.51x = 7,125.89 × 2,251.11
  4. Step 4: Simplify right side
    4,750.51x = 16,041,162.24
  5. Step 5: Solve for x
    x = 16,041,162.24/4,750.51
  6. Step 6: Final answer
    x = 3,376.72

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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.