Home / 7,512.74-10,371.20-4,999.04

Finding the Fourth Proportional to 7,512.74, 10,371.20 and 4,999.04

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Solution

The fourth proportional to 7,512.74, 10,371.20 and 4,999.04 is: 6,901.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.74 : 10,371.20 = 4,999.04 : x
  2. Step 2: Convert to fraction form
    7,512.74/10,371.20 = 4,999.04/x
  3. Step 3: Cross multiply
    7,512.74x = 10,371.20 × 4,999.04
  4. Step 4: Simplify right side
    7,512.74x = 51,846,043.65
  5. Step 5: Solve for x
    x = 51,846,043.65/7,512.74
  6. Step 6: Final answer
    x = 6,901.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.