Home / 2,901.65-4,004.24-1,642.95

Finding the Fourth Proportional to 2,901.65, 4,004.24 and 1,642.95

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Solution

The fourth proportional to 2,901.65, 4,004.24 and 1,642.95 is: 2,267.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.65 : 4,004.24 = 1,642.95 : x
  2. Step 2: Convert to fraction form
    2,901.65/4,004.24 = 1,642.95/x
  3. Step 3: Cross multiply
    2,901.65x = 4,004.24 × 1,642.95
  4. Step 4: Simplify right side
    2,901.65x = 6,578,757.89
  5. Step 5: Solve for x
    x = 6,578,757.89/2,901.65
  6. Step 6: Final answer
    x = 2,267.25

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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.