Home / 5,320.84-7,338.72-4,723.96

Finding the Fourth Proportional to 5,320.84, 7,338.72 and 4,723.96

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Solution

The fourth proportional to 5,320.84, 7,338.72 and 4,723.96 is: 6,515.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.84 : 7,338.72 = 4,723.96 : x
  2. Step 2: Convert to fraction form
    5,320.84/7,338.72 = 4,723.96/x
  3. Step 3: Cross multiply
    5,320.84x = 7,338.72 × 4,723.96
  4. Step 4: Simplify right side
    5,320.84x = 34,667,819.73
  5. Step 5: Solve for x
    x = 34,667,819.73/5,320.84
  6. Step 6: Final answer
    x = 6,515.48

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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.