Home / 2,950.61-4,426.19-976.25

Finding the Fourth Proportional to 2,950.61, 4,426.19 and 976.25

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Solution

The fourth proportional to 2,950.61, 4,426.19 and 976.25 is: 1,464.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.61 : 4,426.19 = 976.25 : x
  2. Step 2: Convert to fraction form
    2,950.61/4,426.19 = 976.25/x
  3. Step 3: Cross multiply
    2,950.61x = 4,426.19 × 976.25
  4. Step 4: Simplify right side
    2,950.61x = 4,321,063.11
  5. Step 5: Solve for x
    x = 4,321,063.11/2,950.61
  6. Step 6: Final answer
    x = 1,464.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.