Home / 3,092.31-4,638.45-1,013.76

Finding the Fourth Proportional to 3,092.31, 4,638.45 and 1,013.76

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Solution

The fourth proportional to 3,092.31, 4,638.45 and 1,013.76 is: 1,520.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.31 : 4,638.45 = 1,013.76 : x
  2. Step 2: Convert to fraction form
    3,092.31/4,638.45 = 1,013.76/x
  3. Step 3: Cross multiply
    3,092.31x = 4,638.45 × 1,013.76
  4. Step 4: Simplify right side
    3,092.31x = 4,702,275.07
  5. Step 5: Solve for x
    x = 4,702,275.07/3,092.31
  6. Step 6: Final answer
    x = 1,520.64

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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.