Home / 3,021.13-4,526.76-1,538.31

Finding the Fourth Proportional to 3,021.13, 4,526.76 and 1,538.31

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Solution

The fourth proportional to 3,021.13, 4,526.76 and 1,538.31 is: 2,304.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.13 : 4,526.76 = 1,538.31 : x
  2. Step 2: Convert to fraction form
    3,021.13/4,526.76 = 1,538.31/x
  3. Step 3: Cross multiply
    3,021.13x = 4,526.76 × 1,538.31
  4. Step 4: Simplify right side
    3,021.13x = 6,963,560.18
  5. Step 5: Solve for x
    x = 6,963,560.18/3,021.13
  6. Step 6: Final answer
    x = 2,304.95

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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.