Home / 5,572.36-7,689.64-3,333.76

Finding the Fourth Proportional to 5,572.36, 7,689.64 and 3,333.76

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Solution

The fourth proportional to 5,572.36, 7,689.64 and 3,333.76 is: 4,600.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.36 : 7,689.64 = 3,333.76 : x
  2. Step 2: Convert to fraction form
    5,572.36/7,689.64 = 3,333.76/x
  3. Step 3: Cross multiply
    5,572.36x = 7,689.64 × 3,333.76
  4. Step 4: Simplify right side
    5,572.36x = 25,635,414.25
  5. Step 5: Solve for x
    x = 25,635,414.25/5,572.36
  6. Step 6: Final answer
    x = 4,600.46

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1.5x scale

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.