Home / 1,716.51-2,369.97-1,054.11

Finding the Fourth Proportional to 1,716.51, 2,369.97 and 1,054.11

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Solution

The fourth proportional to 1,716.51, 2,369.97 and 1,054.11 is: 1,455.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.51 : 2,369.97 = 1,054.11 : x
  2. Step 2: Convert to fraction form
    1,716.51/2,369.97 = 1,054.11/x
  3. Step 3: Cross multiply
    1,716.51x = 2,369.97 × 1,054.11
  4. Step 4: Simplify right side
    1,716.51x = 2,498,209.08
  5. Step 5: Solve for x
    x = 2,498,209.08/1,716.51
  6. Step 6: Final answer
    x = 1,455.40

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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.