Home / 8,237.68-12,357.76-2,393.56

Finding the Fourth Proportional to 8,237.68, 12,357.76 and 2,393.56

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Solution

The fourth proportional to 8,237.68, 12,357.76 and 2,393.56 is: 3,590.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.68 : 12,357.76 = 2,393.56 : x
  2. Step 2: Convert to fraction form
    8,237.68/12,357.76 = 2,393.56/x
  3. Step 3: Cross multiply
    8,237.68x = 12,357.76 × 2,393.56
  4. Step 4: Simplify right side
    8,237.68x = 29,579,040.03
  5. Step 5: Solve for x
    x = 29,579,040.03/8,237.68
  6. Step 6: Final answer
    x = 3,590.70

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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.