Home / 2,023.79-3,036.11-637.52

Finding the Fourth Proportional to 2,023.79, 3,036.11 and 637.52

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Solution

The fourth proportional to 2,023.79, 3,036.11 and 637.52 is: 956.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023.79 : 3,036.11 = 637.52 : x
  2. Step 2: Convert to fraction form
    2,023.79/3,036.11 = 637.52/x
  3. Step 3: Cross multiply
    2,023.79x = 3,036.11 × 637.52
  4. Step 4: Simplify right side
    2,023.79x = 1,935,562.48
  5. Step 5: Solve for x
    x = 1,935,562.48/2,023.79
  6. Step 6: Final answer
    x = 956.41

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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.