Home / 8,879.24-13,316.96-2,637.56

Finding the Fourth Proportional to 8,879.24, 13,316.96 and 2,637.56

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Solution

The fourth proportional to 8,879.24, 13,316.96 and 2,637.56 is: 3,955.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879.24 : 13,316.96 = 2,637.56 : x
  2. Step 2: Convert to fraction form
    8,879.24/13,316.96 = 2,637.56/x
  3. Step 3: Cross multiply
    8,879.24x = 13,316.96 × 2,637.56
  4. Step 4: Simplify right side
    8,879.24x = 35,124,281.02
  5. Step 5: Solve for x
    x = 35,124,281.02/8,879.24
  6. Step 6: Final answer
    x = 3,955.78

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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.