Home / 5,747.34-8,621.31-1,852.05

Finding the Fourth Proportional to 5,747.34, 8,621.31 and 1,852.05

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Solution

The fourth proportional to 5,747.34, 8,621.31 and 1,852.05 is: 2,778.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,747.34 : 8,621.31 = 1,852.05 : x
  2. Step 2: Convert to fraction form
    5,747.34/8,621.31 = 1,852.05/x
  3. Step 3: Cross multiply
    5,747.34x = 8,621.31 × 1,852.05
  4. Step 4: Simplify right side
    5,747.34x = 15,967,097.19
  5. Step 5: Solve for x
    x = 15,967,097.19/5,747.34
  6. Step 6: Final answer
    x = 2,778.17

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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.