Home / 7,246.25-10,862.02-4,119.79

Finding the Fourth Proportional to 7,246.25, 10,862.02 and 4,119.79

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Solution

The fourth proportional to 7,246.25, 10,862.02 and 4,119.79 is: 6,175.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246.25 : 10,862.02 = 4,119.79 : x
  2. Step 2: Convert to fraction form
    7,246.25/10,862.02 = 4,119.79/x
  3. Step 3: Cross multiply
    7,246.25x = 10,862.02 × 4,119.79
  4. Step 4: Simplify right side
    7,246.25x = 44,749,220.78
  5. Step 5: Solve for x
    x = 44,749,220.78/7,246.25
  6. Step 6: Final answer
    x = 6,175.50

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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.