Home / 10,623.24-15,939.72-4,050.90

Finding the Fourth Proportional to 10,623.24, 15,939.72 and 4,050.90

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Solution

The fourth proportional to 10,623.24, 15,939.72 and 4,050.90 is: 6,078.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,623.24 : 15,939.72 = 4,050.90 : x
  2. Step 2: Convert to fraction form
    10,623.24/15,939.72 = 4,050.90/x
  3. Step 3: Cross multiply
    10,623.24x = 15,939.72 × 4,050.90
  4. Step 4: Simplify right side
    10,623.24x = 64,570,211.75
  5. Step 5: Solve for x
    x = 64,570,211.75/10,623.24
  6. Step 6: Final answer
    x = 6,078.20

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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.