Home / 10,260.23-15,381.23-3,684.65

Finding the Fourth Proportional to 10,260.23, 15,381.23 and 3,684.65

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Solution

The fourth proportional to 10,260.23, 15,381.23 and 3,684.65 is: 5,523.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,260.23 : 15,381.23 = 3,684.65 : x
  2. Step 2: Convert to fraction form
    10,260.23/15,381.23 = 3,684.65/x
  3. Step 3: Cross multiply
    10,260.23x = 15,381.23 × 3,684.65
  4. Step 4: Simplify right side
    10,260.23x = 56,674,353.79
  5. Step 5: Solve for x
    x = 56,674,353.79/10,260.23
  6. Step 6: Final answer
    x = 5,523.70

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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.