Home / 10,345.85-15,521.19-2,950.41

Finding the Fourth Proportional to 10,345.85, 15,521.19 and 2,950.41

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Solution

The fourth proportional to 10,345.85, 15,521.19 and 2,950.41 is: 4,426.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,345.85 : 15,521.19 = 2,950.41 : x
  2. Step 2: Convert to fraction form
    10,345.85/15,521.19 = 2,950.41/x
  3. Step 3: Cross multiply
    10,345.85x = 15,521.19 × 2,950.41
  4. Step 4: Simplify right side
    10,345.85x = 45,793,874.19
  5. Step 5: Solve for x
    x = 45,793,874.19/10,345.85
  6. Step 6: Final answer
    x = 4,426.30

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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.