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Finding the Fourth Proportional to 6,374.24, 8,798.90 and 3,722.52

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Solution

The fourth proportional to 6,374.24, 8,798.90 and 3,722.52 is: 5,138.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,374.24 : 8,798.90 = 3,722.52 : x
  2. Step 2: Convert to fraction form
    6,374.24/8,798.90 = 3,722.52/x
  3. Step 3: Cross multiply
    6,374.24x = 8,798.90 × 3,722.52
  4. Step 4: Simplify right side
    6,374.24x = 32,754,081.23
  5. Step 5: Solve for x
    x = 32,754,081.23/6,374.24
  6. Step 6: Final answer
    x = 5,138.51

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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.