Home / 5,377.17-8,064.31-1,629.35

Finding the Fourth Proportional to 5,377.17, 8,064.31 and 1,629.35

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Solution

The fourth proportional to 5,377.17, 8,064.31 and 1,629.35 is: 2,443.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.17 : 8,064.31 = 1,629.35 : x
  2. Step 2: Convert to fraction form
    5,377.17/8,064.31 = 1,629.35/x
  3. Step 3: Cross multiply
    5,377.17x = 8,064.31 × 1,629.35
  4. Step 4: Simplify right side
    5,377.17x = 13,139,583.50
  5. Step 5: Solve for x
    x = 13,139,583.50/5,377.17
  6. Step 6: Final answer
    x = 2,443.59

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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.