Home / 2,736.65-3,776.52-1,541.70

Finding the Fourth Proportional to 2,736.65, 3,776.52 and 1,541.70

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Solution

The fourth proportional to 2,736.65, 3,776.52 and 1,541.70 is: 2,127.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.65 : 3,776.52 = 1,541.70 : x
  2. Step 2: Convert to fraction form
    2,736.65/3,776.52 = 1,541.70/x
  3. Step 3: Cross multiply
    2,736.65x = 3,776.52 × 1,541.70
  4. Step 4: Simplify right side
    2,736.65x = 5,822,266.67
  5. Step 5: Solve for x
    x = 5,822,266.67/2,736.65
  6. Step 6: Final answer
    x = 2,127.51

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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.