Home / 1,859.36-2,566-1,073.40

Finding the Fourth Proportional to 1,859.36, 2,566 and 1,073.40

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Solution

The fourth proportional to 1,859.36, 2,566 and 1,073.40 is: 1,481.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859.36 : 2,566 = 1,073.40 : x
  2. Step 2: Convert to fraction form
    1,859.36/2,566 = 1,073.40/x
  3. Step 3: Cross multiply
    1,859.36x = 2,566 × 1,073.40
  4. Step 4: Simplify right side
    1,859.36x = 2,754,344.40
  5. Step 5: Solve for x
    x = 2,754,344.40/1,859.36
  6. Step 6: Final answer
    x = 1,481.34

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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.