Home / 11,040.45-15,241.41-6,565.65

Finding the Fourth Proportional to 11,040.45, 15,241.41 and 6,565.65

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Solution

The fourth proportional to 11,040.45, 15,241.41 and 6,565.65 is: 9,063.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.45 : 15,241.41 = 6,565.65 : x
  2. Step 2: Convert to fraction form
    11,040.45/15,241.41 = 6,565.65/x
  3. Step 3: Cross multiply
    11,040.45x = 15,241.41 × 6,565.65
  4. Step 4: Simplify right side
    11,040.45x = 100,069,763.57
  5. Step 5: Solve for x
    x = 100,069,763.57/11,040.45
  6. Step 6: Final answer
    x = 9,063.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.