Home / 10,589.62-14,615.58-6,112.75

Finding the Fourth Proportional to 10,589.62, 14,615.58 and 6,112.75

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Solution

The fourth proportional to 10,589.62, 14,615.58 and 6,112.75 is: 8,436.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,589.62 : 14,615.58 = 6,112.75 : x
  2. Step 2: Convert to fraction form
    10,589.62/14,615.58 = 6,112.75/x
  3. Step 3: Cross multiply
    10,589.62x = 14,615.58 × 6,112.75
  4. Step 4: Simplify right side
    10,589.62x = 89,341,386.65
  5. Step 5: Solve for x
    x = 89,341,386.65/10,589.62
  6. Step 6: Final answer
    x = 8,436.69

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Double scale
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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.