Home / 2,561.18-3,536.16-1,934.24

Finding the Fourth Proportional to 2,561.18, 3,536.16 and 1,934.24

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Solution

The fourth proportional to 2,561.18, 3,536.16 and 1,934.24 is: 2,670.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561.18 : 3,536.16 = 1,934.24 : x
  2. Step 2: Convert to fraction form
    2,561.18/3,536.16 = 1,934.24/x
  3. Step 3: Cross multiply
    2,561.18x = 3,536.16 × 1,934.24
  4. Step 4: Simplify right side
    2,561.18x = 6,839,782.12
  5. Step 5: Solve for x
    x = 6,839,782.12/2,561.18
  6. Step 6: Final answer
    x = 2,670.56

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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.