Home / 1,716.18-2,366.73-1,117.68

Finding the Fourth Proportional to 1,716.18, 2,366.73 and 1,117.68

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Solution

The fourth proportional to 1,716.18, 2,366.73 and 1,117.68 is: 1,541.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.18 : 2,366.73 = 1,117.68 : x
  2. Step 2: Convert to fraction form
    1,716.18/2,366.73 = 1,117.68/x
  3. Step 3: Cross multiply
    1,716.18x = 2,366.73 × 1,117.68
  4. Step 4: Simplify right side
    1,716.18x = 2,645,246.79
  5. Step 5: Solve for x
    x = 2,645,246.79/1,716.18
  6. Step 6: Final answer
    x = 1,541.36

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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.