Home / 1,606.29-2,217.05-943.36

Finding the Fourth Proportional to 1,606.29, 2,217.05 and 943.36

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Solution

The fourth proportional to 1,606.29, 2,217.05 and 943.36 is: 1,302.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606.29 : 2,217.05 = 943.36 : x
  2. Step 2: Convert to fraction form
    1,606.29/2,217.05 = 943.36/x
  3. Step 3: Cross multiply
    1,606.29x = 2,217.05 × 943.36
  4. Step 4: Simplify right side
    1,606.29x = 2,091,476.29
  5. Step 5: Solve for x
    x = 2,091,476.29/1,606.29
  6. Step 6: Final answer
    x = 1,302.05

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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.