Home / 2,963.04-4,087.68-1,901.16

Finding the Fourth Proportional to 2,963.04, 4,087.68 and 1,901.16

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Solution

The fourth proportional to 2,963.04, 4,087.68 and 1,901.16 is: 2,622.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.04 : 4,087.68 = 1,901.16 : x
  2. Step 2: Convert to fraction form
    2,963.04/4,087.68 = 1,901.16/x
  3. Step 3: Cross multiply
    2,963.04x = 4,087.68 × 1,901.16
  4. Step 4: Simplify right side
    2,963.04x = 7,771,333.71
  5. Step 5: Solve for x
    x = 7,771,333.71/2,963.04
  6. Step 6: Final answer
    x = 2,622.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.