Home / 1,853.12-2,766.16-1,716.08

Finding the Fourth Proportional to 1,853.12, 2,766.16 and 1,716.08

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Solution

The fourth proportional to 1,853.12, 2,766.16 and 1,716.08 is: 2,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853.12 : 2,766.16 = 1,716.08 : x
  2. Step 2: Convert to fraction form
    1,853.12/2,766.16 = 1,716.08/x
  3. Step 3: Cross multiply
    1,853.12x = 2,766.16 × 1,716.08
  4. Step 4: Simplify right side
    1,853.12x = 4,746,951.85
  5. Step 5: Solve for x
    x = 4,746,951.85/1,853.12
  6. Step 6: Final answer
    x = 2,561.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.