Home / 4,900.61-7,338.60-3,805.74

Finding the Fourth Proportional to 4,900.61, 7,338.60 and 3,805.74

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Solution

The fourth proportional to 4,900.61, 7,338.60 and 3,805.74 is: 5,699.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.61 : 7,338.60 = 3,805.74 : x
  2. Step 2: Convert to fraction form
    4,900.61/7,338.60 = 3,805.74/x
  3. Step 3: Cross multiply
    4,900.61x = 7,338.60 × 3,805.74
  4. Step 4: Simplify right side
    4,900.61x = 27,928,803.56
  5. Step 5: Solve for x
    x = 27,928,803.56/4,900.61
  6. Step 6: Final answer
    x = 5,699.04

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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.