Home / 10,287.24-15,432.66-4,444.08

Finding the Fourth Proportional to 10,287.24, 15,432.66 and 4,444.08

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Solution

The fourth proportional to 10,287.24, 15,432.66 and 4,444.08 is: 6,666.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,287.24 : 15,432.66 = 4,444.08 : x
  2. Step 2: Convert to fraction form
    10,287.24/15,432.66 = 4,444.08/x
  3. Step 3: Cross multiply
    10,287.24x = 15,432.66 × 4,444.08
  4. Step 4: Simplify right side
    10,287.24x = 68,583,975.65
  5. Step 5: Solve for x
    x = 68,583,975.65/10,287.24
  6. Step 6: Final answer
    x = 6,666.90

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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.