Home / 8,237.32-12,356.34-2,393.80

Finding the Fourth Proportional to 8,237.32, 12,356.34 and 2,393.80

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Solution

The fourth proportional to 8,237.32, 12,356.34 and 2,393.80 is: 3,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.32 : 12,356.34 = 2,393.80 : x
  2. Step 2: Convert to fraction form
    8,237.32/12,356.34 = 2,393.80/x
  3. Step 3: Cross multiply
    8,237.32x = 12,356.34 × 2,393.80
  4. Step 4: Simplify right side
    8,237.32x = 29,578,606.69
  5. Step 5: Solve for x
    x = 29,578,606.69/8,237.32
  6. Step 6: Final answer
    x = 3,590.80

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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.