Home / 2,866.15-4,318.75-2,357.54

Finding the Fourth Proportional to 2,866.15, 4,318.75 and 2,357.54

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Solution

The fourth proportional to 2,866.15, 4,318.75 and 2,357.54 is: 3,552.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866.15 : 4,318.75 = 2,357.54 : x
  2. Step 2: Convert to fraction form
    2,866.15/4,318.75 = 2,357.54/x
  3. Step 3: Cross multiply
    2,866.15x = 4,318.75 × 2,357.54
  4. Step 4: Simplify right side
    2,866.15x = 10,181,625.88
  5. Step 5: Solve for x
    x = 10,181,625.88/2,866.15
  6. Step 6: Final answer
    x = 3,552.37

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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.