Home / 1,943.01-2,681.37-1,058.79

Finding the Fourth Proportional to 1,943.01, 2,681.37 and 1,058.79

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Solution

The fourth proportional to 1,943.01, 2,681.37 and 1,058.79 is: 1,461.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943.01 : 2,681.37 = 1,058.79 : x
  2. Step 2: Convert to fraction form
    1,943.01/2,681.37 = 1,058.79/x
  3. Step 3: Cross multiply
    1,943.01x = 2,681.37 × 1,058.79
  4. Step 4: Simplify right side
    1,943.01x = 2,839,007.74
  5. Step 5: Solve for x
    x = 2,839,007.74/1,943.01
  6. Step 6: Final answer
    x = 1,461.14

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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.