Home / 4,280.24-5,906.40-2,511.56

Finding the Fourth Proportional to 4,280.24, 5,906.40 and 2,511.56

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Solution

The fourth proportional to 4,280.24, 5,906.40 and 2,511.56 is: 3,465.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280.24 : 5,906.40 = 2,511.56 : x
  2. Step 2: Convert to fraction form
    4,280.24/5,906.40 = 2,511.56/x
  3. Step 3: Cross multiply
    4,280.24x = 5,906.40 × 2,511.56
  4. Step 4: Simplify right side
    4,280.24x = 14,834,277.98
  5. Step 5: Solve for x
    x = 14,834,277.98/4,280.24
  6. Step 6: Final answer
    x = 3,465.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.