Home / 1,554.28-2,332.22-976.84

Finding the Fourth Proportional to 1,554.28, 2,332.22 and 976.84

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Solution

The fourth proportional to 1,554.28, 2,332.22 and 976.84 is: 1,465.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.28 : 2,332.22 = 976.84 : x
  2. Step 2: Convert to fraction form
    1,554.28/2,332.22 = 976.84/x
  3. Step 3: Cross multiply
    1,554.28x = 2,332.22 × 976.84
  4. Step 4: Simplify right side
    1,554.28x = 2,278,205.78
  5. Step 5: Solve for x
    x = 2,278,205.78/1,554.28
  6. Step 6: Final answer
    x = 1,465.76

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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.