Home / 9,005.27-13,510.26-2,765.43

Finding the Fourth Proportional to 9,005.27, 13,510.26 and 2,765.43

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Solution

The fourth proportional to 9,005.27, 13,510.26 and 2,765.43 is: 4,148.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005.27 : 13,510.26 = 2,765.43 : x
  2. Step 2: Convert to fraction form
    9,005.27/13,510.26 = 2,765.43/x
  3. Step 3: Cross multiply
    9,005.27x = 13,510.26 × 2,765.43
  4. Step 4: Simplify right side
    9,005.27x = 37,361,678.31
  5. Step 5: Solve for x
    x = 37,361,678.31/9,005.27
  6. Step 6: Final answer
    x = 4,148.87

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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.