Home / 11,565.10-15,959.90-6,529.53

Finding the Fourth Proportional to 11,565.10, 15,959.90 and 6,529.53

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Solution

The fourth proportional to 11,565.10, 15,959.90 and 6,529.53 is: 9,010.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565.10 : 15,959.90 = 6,529.53 : x
  2. Step 2: Convert to fraction form
    11,565.10/15,959.90 = 6,529.53/x
  3. Step 3: Cross multiply
    11,565.10x = 15,959.90 × 6,529.53
  4. Step 4: Simplify right side
    11,565.10x = 104,210,645.85
  5. Step 5: Solve for x
    x = 104,210,645.85/11,565.10
  6. Step 6: Final answer
    x = 9,010.79

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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.