Home / 7,251.45-10,875.41-2,320.08

Finding the Fourth Proportional to 7,251.45, 10,875.41 and 2,320.08

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Solution

The fourth proportional to 7,251.45, 10,875.41 and 2,320.08 is: 3,479.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251.45 : 10,875.41 = 2,320.08 : x
  2. Step 2: Convert to fraction form
    7,251.45/10,875.41 = 2,320.08/x
  3. Step 3: Cross multiply
    7,251.45x = 10,875.41 × 2,320.08
  4. Step 4: Simplify right side
    7,251.45x = 25,231,809.63
  5. Step 5: Solve for x
    x = 25,231,809.63/7,251.45
  6. Step 6: Final answer
    x = 3,479.55

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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.