Home / 2,252.24-3,374.93-1,428.00

Finding the Fourth Proportional to 2,252.24, 3,374.93 and 1,428.00

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Solution

The fourth proportional to 2,252.24, 3,374.93 and 1,428.00 is: 2,139.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.24 : 3,374.93 = 1,428.00 : x
  2. Step 2: Convert to fraction form
    2,252.24/3,374.93 = 1,428.00/x
  3. Step 3: Cross multiply
    2,252.24x = 3,374.93 × 1,428.00
  4. Step 4: Simplify right side
    2,252.24x = 4,819,390.95
  5. Step 5: Solve for x
    x = 4,819,390.95/2,252.24
  6. Step 6: Final answer
    x = 2,139.82

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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.