Home / 3,006.29-4,509.49-1,031.91

Finding the Fourth Proportional to 3,006.29, 4,509.49 and 1,031.91

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Solution

The fourth proportional to 3,006.29, 4,509.49 and 1,031.91 is: 1,547.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.29 : 4,509.49 = 1,031.91 : x
  2. Step 2: Convert to fraction form
    3,006.29/4,509.49 = 1,031.91/x
  3. Step 3: Cross multiply
    3,006.29x = 4,509.49 × 1,031.91
  4. Step 4: Simplify right side
    3,006.29x = 4,653,372.21
  5. Step 5: Solve for x
    x = 4,653,372.21/3,006.29
  6. Step 6: Final answer
    x = 1,547.88

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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.