Home / 9,008.80-13,513.19-2,768.56

Finding the Fourth Proportional to 9,008.80, 13,513.19 and 2,768.56

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Solution

The fourth proportional to 9,008.80, 13,513.19 and 2,768.56 is: 4,152.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008.80 : 13,513.19 = 2,768.56 : x
  2. Step 2: Convert to fraction form
    9,008.80/13,513.19 = 2,768.56/x
  3. Step 3: Cross multiply
    9,008.80x = 13,513.19 × 2,768.56
  4. Step 4: Simplify right side
    9,008.80x = 37,412,077.31
  5. Step 5: Solve for x
    x = 37,412,077.31/9,008.80
  6. Step 6: Final answer
    x = 4,152.84

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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.