Home / 8,237.09-12,355.95-2,393.75

Finding the Fourth Proportional to 8,237.09, 12,355.95 and 2,393.75

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Solution

The fourth proportional to 8,237.09, 12,355.95 and 2,393.75 is: 3,590.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.09 : 12,355.95 = 2,393.75 : x
  2. Step 2: Convert to fraction form
    8,237.09/12,355.95 = 2,393.75/x
  3. Step 3: Cross multiply
    8,237.09x = 12,355.95 × 2,393.75
  4. Step 4: Simplify right side
    8,237.09x = 29,577,055.31
  5. Step 5: Solve for x
    x = 29,577,055.31/8,237.09
  6. Step 6: Final answer
    x = 3,590.72

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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.