Home / 2,926.12-4,363.37-2,899.78

Finding the Fourth Proportional to 2,926.12, 4,363.37 and 2,899.78

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Solution

The fourth proportional to 2,926.12, 4,363.37 and 2,899.78 is: 4,324.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.12 : 4,363.37 = 2,899.78 : x
  2. Step 2: Convert to fraction form
    2,926.12/4,363.37 = 2,899.78/x
  3. Step 3: Cross multiply
    2,926.12x = 4,363.37 × 2,899.78
  4. Step 4: Simplify right side
    2,926.12x = 12,652,813.06
  5. Step 5: Solve for x
    x = 12,652,813.06/2,926.12
  6. Step 6: Final answer
    x = 4,324.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.