Home / 1,472.84-2,030.26-1,251.08

Finding the Fourth Proportional to 1,472.84, 2,030.26 and 1,251.08

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Solution

The fourth proportional to 1,472.84, 2,030.26 and 1,251.08 is: 1,724.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472.84 : 2,030.26 = 1,251.08 : x
  2. Step 2: Convert to fraction form
    1,472.84/2,030.26 = 1,251.08/x
  3. Step 3: Cross multiply
    1,472.84x = 2,030.26 × 1,251.08
  4. Step 4: Simplify right side
    1,472.84x = 2,540,017.68
  5. Step 5: Solve for x
    x = 2,540,017.68/1,472.84
  6. Step 6: Final answer
    x = 1,724.57

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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.