Home / 2,266.89-3,399.68-623.49

Finding the Fourth Proportional to 2,266.89, 3,399.68 and 623.49

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Solution

The fourth proportional to 2,266.89, 3,399.68 and 623.49 is: 935.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.89 : 3,399.68 = 623.49 : x
  2. Step 2: Convert to fraction form
    2,266.89/3,399.68 = 623.49/x
  3. Step 3: Cross multiply
    2,266.89x = 3,399.68 × 623.49
  4. Step 4: Simplify right side
    2,266.89x = 2,119,666.48
  5. Step 5: Solve for x
    x = 2,119,666.48/2,266.89
  6. Step 6: Final answer
    x = 935.05

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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.