Home / 1,299.32-1,948.98-1,029.59

Finding the Fourth Proportional to 1,299.32, 1,948.98 and 1,029.59

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Solution

The fourth proportional to 1,299.32, 1,948.98 and 1,029.59 is: 1,544.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299.32 : 1,948.98 = 1,029.59 : x
  2. Step 2: Convert to fraction form
    1,299.32/1,948.98 = 1,029.59/x
  3. Step 3: Cross multiply
    1,299.32x = 1,948.98 × 1,029.59
  4. Step 4: Simplify right side
    1,299.32x = 2,006,650.32
  5. Step 5: Solve for x
    x = 2,006,650.32/1,299.32
  6. Step 6: Final answer
    x = 1,544.39

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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.