Home / 5,820.10-8,031.72-3,167.51

Finding the Fourth Proportional to 5,820.10, 8,031.72 and 3,167.51

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Solution

The fourth proportional to 5,820.10, 8,031.72 and 3,167.51 is: 4,371.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.10 : 8,031.72 = 3,167.51 : x
  2. Step 2: Convert to fraction form
    5,820.10/8,031.72 = 3,167.51/x
  3. Step 3: Cross multiply
    5,820.10x = 8,031.72 × 3,167.51
  4. Step 4: Simplify right side
    5,820.10x = 25,440,497.42
  5. Step 5: Solve for x
    x = 25,440,497.42/5,820.10
  6. Step 6: Final answer
    x = 4,371.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.