Home / 10,371.42-15,559.83-2,976.44

Finding the Fourth Proportional to 10,371.42, 15,559.83 and 2,976.44

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Solution

The fourth proportional to 10,371.42, 15,559.83 and 2,976.44 is: 4,465.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.42 : 15,559.83 = 2,976.44 : x
  2. Step 2: Convert to fraction form
    10,371.42/15,559.83 = 2,976.44/x
  3. Step 3: Cross multiply
    10,371.42x = 15,559.83 × 2,976.44
  4. Step 4: Simplify right side
    10,371.42x = 46,312,822.61
  5. Step 5: Solve for x
    x = 46,312,822.61/10,371.42
  6. Step 6: Final answer
    x = 4,465.43

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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.