Home / 1,555.77-2,333.66-1,067.34

Finding the Fourth Proportional to 1,555.77, 2,333.66 and 1,067.34

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Solution

The fourth proportional to 1,555.77, 2,333.66 and 1,067.34 is: 1,601.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555.77 : 2,333.66 = 1,067.34 : x
  2. Step 2: Convert to fraction form
    1,555.77/2,333.66 = 1,067.34/x
  3. Step 3: Cross multiply
    1,555.77x = 2,333.66 × 1,067.34
  4. Step 4: Simplify right side
    1,555.77x = 2,490,808.66
  5. Step 5: Solve for x
    x = 2,490,808.66/1,555.77
  6. Step 6: Final answer
    x = 1,601.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.