Home / 2,600.73-3,901.50-1,140.30

Finding the Fourth Proportional to 2,600.73, 3,901.50 and 1,140.30

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Solution

The fourth proportional to 2,600.73, 3,901.50 and 1,140.30 is: 1,710.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600.73 : 3,901.50 = 1,140.30 : x
  2. Step 2: Convert to fraction form
    2,600.73/3,901.50 = 1,140.30/x
  3. Step 3: Cross multiply
    2,600.73x = 3,901.50 × 1,140.30
  4. Step 4: Simplify right side
    2,600.73x = 4,448,880.45
  5. Step 5: Solve for x
    x = 4,448,880.45/2,600.73
  6. Step 6: Final answer
    x = 1,710.63

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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.