Home / 2,926.38-4,030.20-2,917.26

Finding the Fourth Proportional to 2,926.38, 4,030.20 and 2,917.26

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Solution

The fourth proportional to 2,926.38, 4,030.20 and 2,917.26 is: 4,017.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.38 : 4,030.20 = 2,917.26 : x
  2. Step 2: Convert to fraction form
    2,926.38/4,030.20 = 2,917.26/x
  3. Step 3: Cross multiply
    2,926.38x = 4,030.20 × 2,917.26
  4. Step 4: Simplify right side
    2,926.38x = 11,757,141.25
  5. Step 5: Solve for x
    x = 11,757,141.25/2,926.38
  6. Step 6: Final answer
    x = 4,017.64

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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.