Home / 5,727.34-7,901.28-3,601.39

Finding the Fourth Proportional to 5,727.34, 7,901.28 and 3,601.39

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Solution

The fourth proportional to 5,727.34, 7,901.28 and 3,601.39 is: 4,968.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.34 : 7,901.28 = 3,601.39 : x
  2. Step 2: Convert to fraction form
    5,727.34/7,901.28 = 3,601.39/x
  3. Step 3: Cross multiply
    5,727.34x = 7,901.28 × 3,601.39
  4. Step 4: Simplify right side
    5,727.34x = 28,455,590.78
  5. Step 5: Solve for x
    x = 28,455,590.78/5,727.34
  6. Step 6: Final answer
    x = 4,968.38

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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.