Home / 11,589.86-15,996.01-6,555.65

Finding the Fourth Proportional to 11,589.86, 15,996.01 and 6,555.65

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Solution

The fourth proportional to 11,589.86, 15,996.01 and 6,555.65 is: 9,047.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,589.86 : 15,996.01 = 6,555.65 : x
  2. Step 2: Convert to fraction form
    11,589.86/15,996.01 = 6,555.65/x
  3. Step 3: Cross multiply
    11,589.86x = 15,996.01 × 6,555.65
  4. Step 4: Simplify right side
    11,589.86x = 104,864,146.59
  5. Step 5: Solve for x
    x = 104,864,146.59/11,589.86
  6. Step 6: Final answer
    x = 9,047.92

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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.