Home / 10,380.63-15,569.27-2,983.41

Finding the Fourth Proportional to 10,380.63, 15,569.27 and 2,983.41

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Solution

The fourth proportional to 10,380.63, 15,569.27 and 2,983.41 is: 4,474.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,380.63 : 15,569.27 = 2,983.41 : x
  2. Step 2: Convert to fraction form
    10,380.63/15,569.27 = 2,983.41/x
  3. Step 3: Cross multiply
    10,380.63x = 15,569.27 × 2,983.41
  4. Step 4: Simplify right side
    10,380.63x = 46,449,515.81
  5. Step 5: Solve for x
    x = 46,449,515.81/10,380.63
  6. Step 6: Final answer
    x = 4,474.63

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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.