Home / 5,572.36-7,689.64-3,335.48

Finding the Fourth Proportional to 5,572.36, 7,689.64 and 3,335.48

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Solution

The fourth proportional to 5,572.36, 7,689.64 and 3,335.48 is: 4,602.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.36 : 7,689.64 = 3,335.48 : x
  2. Step 2: Convert to fraction form
    5,572.36/7,689.64 = 3,335.48/x
  3. Step 3: Cross multiply
    5,572.36x = 7,689.64 × 3,335.48
  4. Step 4: Simplify right side
    5,572.36x = 25,648,640.43
  5. Step 5: Solve for x
    x = 25,648,640.43/5,572.36
  6. Step 6: Final answer
    x = 4,602.83

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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.