Home / 3,215.14-4,823.05-1,023.35

Finding the Fourth Proportional to 3,215.14, 4,823.05 and 1,023.35

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Solution

The fourth proportional to 3,215.14, 4,823.05 and 1,023.35 is: 1,535.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215.14 : 4,823.05 = 1,023.35 : x
  2. Step 2: Convert to fraction form
    3,215.14/4,823.05 = 1,023.35/x
  3. Step 3: Cross multiply
    3,215.14x = 4,823.05 × 1,023.35
  4. Step 4: Simplify right side
    3,215.14x = 4,935,687.04
  5. Step 5: Solve for x
    x = 4,935,687.04/3,215.14
  6. Step 6: Final answer
    x = 1,535.14

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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.