Home / 3,815.17-5,722.35-1,042.08

Finding the Fourth Proportional to 3,815.17, 5,722.35 and 1,042.08

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Solution

The fourth proportional to 3,815.17, 5,722.35 and 1,042.08 is: 1,563.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.17 : 5,722.35 = 1,042.08 : x
  2. Step 2: Convert to fraction form
    3,815.17/5,722.35 = 1,042.08/x
  3. Step 3: Cross multiply
    3,815.17x = 5,722.35 × 1,042.08
  4. Step 4: Simplify right side
    3,815.17x = 5,963,146.49
  5. Step 5: Solve for x
    x = 5,963,146.49/3,815.17
  6. Step 6: Final answer
    x = 1,563.01

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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.