Home / 2,634.08-3,964.70-2,316.56

Finding the Fourth Proportional to 2,634.08, 3,964.70 and 2,316.56

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Solution

The fourth proportional to 2,634.08, 3,964.70 and 2,316.56 is: 3,486.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.08 : 3,964.70 = 2,316.56 : x
  2. Step 2: Convert to fraction form
    2,634.08/3,964.70 = 2,316.56/x
  3. Step 3: Cross multiply
    2,634.08x = 3,964.70 × 2,316.56
  4. Step 4: Simplify right side
    2,634.08x = 9,184,465.43
  5. Step 5: Solve for x
    x = 9,184,465.43/2,634.08
  6. Step 6: Final answer
    x = 3,486.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.