Home / 5,820.66-8,031.29-3,807.03

Finding the Fourth Proportional to 5,820.66, 8,031.29 and 3,807.03

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Solution

The fourth proportional to 5,820.66, 8,031.29 and 3,807.03 is: 5,252.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.66 : 8,031.29 = 3,807.03 : x
  2. Step 2: Convert to fraction form
    5,820.66/8,031.29 = 3,807.03/x
  3. Step 3: Cross multiply
    5,820.66x = 8,031.29 × 3,807.03
  4. Step 4: Simplify right side
    5,820.66x = 30,575,305.29
  5. Step 5: Solve for x
    x = 30,575,305.29/5,820.66
  6. Step 6: Final answer
    x = 5,252.89

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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.