Home / 2,573.40-3,551.28-1,394.46

Finding the Fourth Proportional to 2,573.40, 3,551.28 and 1,394.46

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Solution

The fourth proportional to 2,573.40, 3,551.28 and 1,394.46 is: 1,924.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,573.40 : 3,551.28 = 1,394.46 : x
  2. Step 2: Convert to fraction form
    2,573.40/3,551.28 = 1,394.46/x
  3. Step 3: Cross multiply
    2,573.40x = 3,551.28 × 1,394.46
  4. Step 4: Simplify right side
    2,573.40x = 4,952,117.91
  5. Step 5: Solve for x
    x = 4,952,117.91/2,573.40
  6. Step 6: Final answer
    x = 1,924.35

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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.