Home / 1,615.05-2,229.03-1,026

Finding the Fourth Proportional to 1,615.05, 2,229.03 and 1,026

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Solution

The fourth proportional to 1,615.05, 2,229.03 and 1,026 is: 1,416.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615.05 : 2,229.03 = 1,026 : x
  2. Step 2: Convert to fraction form
    1,615.05/2,229.03 = 1,026/x
  3. Step 3: Cross multiply
    1,615.05x = 2,229.03 × 1,026
  4. Step 4: Simplify right side
    1,615.05x = 2,286,984.78
  5. Step 5: Solve for x
    x = 2,286,984.78/1,615.05
  6. Step 6: Final answer
    x = 1,416.05

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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.