Home / 1,716.32-2,367.60-1,191.44

Finding the Fourth Proportional to 1,716.32, 2,367.60 and 1,191.44

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Solution

The fourth proportional to 1,716.32, 2,367.60 and 1,191.44 is: 1,643.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.32 : 2,367.60 = 1,191.44 : x
  2. Step 2: Convert to fraction form
    1,716.32/2,367.60 = 1,191.44/x
  3. Step 3: Cross multiply
    1,716.32x = 2,367.60 × 1,191.44
  4. Step 4: Simplify right side
    1,716.32x = 2,820,853.34
  5. Step 5: Solve for x
    x = 2,820,853.34/1,716.32
  6. Step 6: Final answer
    x = 1,643.55

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1.5x scale

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.