Home / 1,826.24-2,517.26-1,427.21

Finding the Fourth Proportional to 1,826.24, 2,517.26 and 1,427.21

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Solution

The fourth proportional to 1,826.24, 2,517.26 and 1,427.21 is: 1,967.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.24 : 2,517.26 = 1,427.21 : x
  2. Step 2: Convert to fraction form
    1,826.24/2,517.26 = 1,427.21/x
  3. Step 3: Cross multiply
    1,826.24x = 2,517.26 × 1,427.21
  4. Step 4: Simplify right side
    1,826.24x = 3,592,638.92
  5. Step 5: Solve for x
    x = 3,592,638.92/1,826.24
  6. Step 6: Final answer
    x = 1,967.24

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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.