Home / 2,600.28-3,900.60-1,504.74

Finding the Fourth Proportional to 2,600.28, 3,900.60 and 1,504.74

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Solution

The fourth proportional to 2,600.28, 3,900.60 and 1,504.74 is: 2,257.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600.28 : 3,900.60 = 1,504.74 : x
  2. Step 2: Convert to fraction form
    2,600.28/3,900.60 = 1,504.74/x
  3. Step 3: Cross multiply
    2,600.28x = 3,900.60 × 1,504.74
  4. Step 4: Simplify right side
    2,600.28x = 5,869,388.84
  5. Step 5: Solve for x
    x = 5,869,388.84/2,600.28
  6. Step 6: Final answer
    x = 2,257.21

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1.5x scale

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.