Home / 8,237.36-12,356.58-2,899.89

Finding the Fourth Proportional to 8,237.36, 12,356.58 and 2,899.89

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Solution

The fourth proportional to 8,237.36, 12,356.58 and 2,899.89 is: 4,350.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.36 : 12,356.58 = 2,899.89 : x
  2. Step 2: Convert to fraction form
    8,237.36/12,356.58 = 2,899.89/x
  3. Step 3: Cross multiply
    8,237.36x = 12,356.58 × 2,899.89
  4. Step 4: Simplify right side
    8,237.36x = 35,832,722.78
  5. Step 5: Solve for x
    x = 35,832,722.78/8,237.36
  6. Step 6: Final answer
    x = 4,350.03

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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.