Home / 5,031.23-6,943.30-2,762.66

Finding the Fourth Proportional to 5,031.23, 6,943.30 and 2,762.66

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Solution

The fourth proportional to 5,031.23, 6,943.30 and 2,762.66 is: 3,812.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.23 : 6,943.30 = 2,762.66 : x
  2. Step 2: Convert to fraction form
    5,031.23/6,943.30 = 2,762.66/x
  3. Step 3: Cross multiply
    5,031.23x = 6,943.30 × 2,762.66
  4. Step 4: Simplify right side
    5,031.23x = 19,181,977.18
  5. Step 5: Solve for x
    x = 19,181,977.18/5,031.23
  6. Step 6: Final answer
    x = 3,812.58

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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.