Home / 5,820.88-8,032.08-3,398.44

Finding the Fourth Proportional to 5,820.88, 8,032.08 and 3,398.44

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Solution

The fourth proportional to 5,820.88, 8,032.08 and 3,398.44 is: 4,689.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.88 : 8,032.08 = 3,398.44 : x
  2. Step 2: Convert to fraction form
    5,820.88/8,032.08 = 3,398.44/x
  3. Step 3: Cross multiply
    5,820.88x = 8,032.08 × 3,398.44
  4. Step 4: Simplify right side
    5,820.88x = 27,296,541.96
  5. Step 5: Solve for x
    x = 27,296,541.96/5,820.88
  6. Step 6: Final answer
    x = 4,689.42

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1.5x scale

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.