Home / 2,357.68-3,261.90-2,316.28

Finding the Fourth Proportional to 2,357.68, 3,261.90 and 2,316.28

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Solution

The fourth proportional to 2,357.68, 3,261.90 and 2,316.28 is: 3,204.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357.68 : 3,261.90 = 2,316.28 : x
  2. Step 2: Convert to fraction form
    2,357.68/3,261.90 = 2,316.28/x
  3. Step 3: Cross multiply
    2,357.68x = 3,261.90 × 2,316.28
  4. Step 4: Simplify right side
    2,357.68x = 7,555,473.73
  5. Step 5: Solve for x
    x = 7,555,473.73/2,357.68
  6. Step 6: Final answer
    x = 3,204.62

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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.