Home / 7,482.50-11,224.20-2,288.42

Finding the Fourth Proportional to 7,482.50, 11,224.20 and 2,288.42

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Solution

The fourth proportional to 7,482.50, 11,224.20 and 2,288.42 is: 3,432.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.50 : 11,224.20 = 2,288.42 : x
  2. Step 2: Convert to fraction form
    7,482.50/11,224.20 = 2,288.42/x
  3. Step 3: Cross multiply
    7,482.50x = 11,224.20 × 2,288.42
  4. Step 4: Simplify right side
    7,482.50x = 25,685,683.76
  5. Step 5: Solve for x
    x = 25,685,683.76/7,482.50
  6. Step 6: Final answer
    x = 3,432.77

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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.