Home / 5,574.31-8,361.28-1,876.46

Finding the Fourth Proportional to 5,574.31, 8,361.28 and 1,876.46

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Solution

The fourth proportional to 5,574.31, 8,361.28 and 1,876.46 is: 2,814.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.31 : 8,361.28 = 1,876.46 : x
  2. Step 2: Convert to fraction form
    5,574.31/8,361.28 = 1,876.46/x
  3. Step 3: Cross multiply
    5,574.31x = 8,361.28 × 1,876.46
  4. Step 4: Simplify right side
    5,574.31x = 15,689,607.47
  5. Step 5: Solve for x
    x = 15,689,607.47/5,574.31
  6. Step 6: Final answer
    x = 2,814.63

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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.