Home / 10,826.95-16,240.79-5,560.52

Finding the Fourth Proportional to 10,826.95, 16,240.79 and 5,560.52

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Solution

The fourth proportional to 10,826.95, 16,240.79 and 5,560.52 is: 8,340.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,826.95 : 16,240.79 = 5,560.52 : x
  2. Step 2: Convert to fraction form
    10,826.95/16,240.79 = 5,560.52/x
  3. Step 3: Cross multiply
    10,826.95x = 16,240.79 × 5,560.52
  4. Step 4: Simplify right side
    10,826.95x = 90,307,209.81
  5. Step 5: Solve for x
    x = 90,307,209.81/10,826.95
  6. Step 6: Final answer
    x = 8,340.97

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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.