Home / 3,570.26-4,926.88-1,976.82

Finding the Fourth Proportional to 3,570.26, 4,926.88 and 1,976.82

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Solution

The fourth proportional to 3,570.26, 4,926.88 and 1,976.82 is: 2,727.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.26 : 4,926.88 = 1,976.82 : x
  2. Step 2: Convert to fraction form
    3,570.26/4,926.88 = 1,976.82/x
  3. Step 3: Cross multiply
    3,570.26x = 4,926.88 × 1,976.82
  4. Step 4: Simplify right side
    3,570.26x = 9,739,530.29
  5. Step 5: Solve for x
    x = 9,739,530.29/3,570.26
  6. Step 6: Final answer
    x = 2,727.96

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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.