Home / 2,428.34-3,351.00-1,366.19

Finding the Fourth Proportional to 2,428.34, 3,351.00 and 1,366.19

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Solution

The fourth proportional to 2,428.34, 3,351.00 and 1,366.19 is: 1,885.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428.34 : 3,351.00 = 1,366.19 : x
  2. Step 2: Convert to fraction form
    2,428.34/3,351.00 = 1,366.19/x
  3. Step 3: Cross multiply
    2,428.34x = 3,351.00 × 1,366.19
  4. Step 4: Simplify right side
    2,428.34x = 4,578,105.94
  5. Step 5: Solve for x
    x = 4,578,105.94/2,428.34
  6. Step 6: Final answer
    x = 1,885.28

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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.