Home / 1,909.24-2,864.70-1,030.73

Finding the Fourth Proportional to 1,909.24, 2,864.70 and 1,030.73

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Solution

The fourth proportional to 1,909.24, 2,864.70 and 1,030.73 is: 1,546.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909.24 : 2,864.70 = 1,030.73 : x
  2. Step 2: Convert to fraction form
    1,909.24/2,864.70 = 1,030.73/x
  3. Step 3: Cross multiply
    1,909.24x = 2,864.70 × 1,030.73
  4. Step 4: Simplify right side
    1,909.24x = 2,952,732.23
  5. Step 5: Solve for x
    x = 2,952,732.23/1,909.24
  6. Step 6: Final answer
    x = 1,546.55

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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.