Home / 1,716.39-2,369.66-1,127.93

Finding the Fourth Proportional to 1,716.39, 2,369.66 and 1,127.93

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Solution

The fourth proportional to 1,716.39, 2,369.66 and 1,127.93 is: 1,557.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.39 : 2,369.66 = 1,127.93 : x
  2. Step 2: Convert to fraction form
    1,716.39/2,369.66 = 1,127.93/x
  3. Step 3: Cross multiply
    1,716.39x = 2,369.66 × 1,127.93
  4. Step 4: Simplify right side
    1,716.39x = 2,672,793.12
  5. Step 5: Solve for x
    x = 2,672,793.12/1,716.39
  6. Step 6: Final answer
    x = 1,557.22

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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.