Home / 7,251.87-10,875.49-2,320.34

Finding the Fourth Proportional to 7,251.87, 10,875.49 and 2,320.34

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Solution

The fourth proportional to 7,251.87, 10,875.49 and 2,320.34 is: 3,479.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251.87 : 10,875.49 = 2,320.34 : x
  2. Step 2: Convert to fraction form
    7,251.87/10,875.49 = 2,320.34/x
  3. Step 3: Cross multiply
    7,251.87x = 10,875.49 × 2,320.34
  4. Step 4: Simplify right side
    7,251.87x = 25,234,774.29
  5. Step 5: Solve for x
    x = 25,234,774.29/7,251.87
  6. Step 6: Final answer
    x = 3,479.76

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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.