Home / 1,646.29-2,467.80-1,354.69

Finding the Fourth Proportional to 1,646.29, 2,467.80 and 1,354.69

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Solution

The fourth proportional to 1,646.29, 2,467.80 and 1,354.69 is: 2,030.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646.29 : 2,467.80 = 1,354.69 : x
  2. Step 2: Convert to fraction form
    1,646.29/2,467.80 = 1,354.69/x
  3. Step 3: Cross multiply
    1,646.29x = 2,467.80 × 1,354.69
  4. Step 4: Simplify right side
    1,646.29x = 3,343,103.98
  5. Step 5: Solve for x
    x = 3,343,103.98/1,646.29
  6. Step 6: Final answer
    x = 2,030.69

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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.