Home / 1,572.76-2,360.26-1,268.30

Finding the Fourth Proportional to 1,572.76, 2,360.26 and 1,268.30

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Solution

The fourth proportional to 1,572.76, 2,360.26 and 1,268.30 is: 1,903.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572.76 : 2,360.26 = 1,268.30 : x
  2. Step 2: Convert to fraction form
    1,572.76/2,360.26 = 1,268.30/x
  3. Step 3: Cross multiply
    1,572.76x = 2,360.26 × 1,268.30
  4. Step 4: Simplify right side
    1,572.76x = 2,993,517.76
  5. Step 5: Solve for x
    x = 2,993,517.76/1,572.76
  6. Step 6: Final answer
    x = 1,903.35

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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.