Home / 10,937.79-16,408.31-4,011.75

Finding the Fourth Proportional to 10,937.79, 16,408.31 and 4,011.75

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Solution

The fourth proportional to 10,937.79, 16,408.31 and 4,011.75 is: 6,018.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937.79 : 16,408.31 = 4,011.75 : x
  2. Step 2: Convert to fraction form
    10,937.79/16,408.31 = 4,011.75/x
  3. Step 3: Cross multiply
    10,937.79x = 16,408.31 × 4,011.75
  4. Step 4: Simplify right side
    10,937.79x = 65,826,017.58
  5. Step 5: Solve for x
    x = 65,826,017.58/10,937.79
  6. Step 6: Final answer
    x = 6,018.22

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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.