Home / 5,251.84-7,873.61-3,603.49

Finding the Fourth Proportional to 5,251.84, 7,873.61 and 3,603.49

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Solution

The fourth proportional to 5,251.84, 7,873.61 and 3,603.49 is: 5,402.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.84 : 7,873.61 = 3,603.49 : x
  2. Step 2: Convert to fraction form
    5,251.84/7,873.61 = 3,603.49/x
  3. Step 3: Cross multiply
    5,251.84x = 7,873.61 × 3,603.49
  4. Step 4: Simplify right side
    5,251.84x = 28,372,437.20
  5. Step 5: Solve for x
    x = 28,372,437.20/5,251.84
  6. Step 6: Final answer
    x = 5,402.38

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1.5x scale

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.