Home / 1,716.24-2,366.52-1,322.40

Finding the Fourth Proportional to 1,716.24, 2,366.52 and 1,322.40

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Solution

The fourth proportional to 1,716.24, 2,366.52 and 1,322.40 is: 1,823.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.24 : 2,366.52 = 1,322.40 : x
  2. Step 2: Convert to fraction form
    1,716.24/2,366.52 = 1,322.40/x
  3. Step 3: Cross multiply
    1,716.24x = 2,366.52 × 1,322.40
  4. Step 4: Simplify right side
    1,716.24x = 3,129,486.05
  5. Step 5: Solve for x
    x = 3,129,486.05/1,716.24
  6. Step 6: Final answer
    x = 1,823.45

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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.