Home / 4,931.19-7,383.06-3,837.69

Finding the Fourth Proportional to 4,931.19, 7,383.06 and 3,837.69

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Solution

The fourth proportional to 4,931.19, 7,383.06 and 3,837.69 is: 5,745.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.19 : 7,383.06 = 3,837.69 : x
  2. Step 2: Convert to fraction form
    4,931.19/7,383.06 = 3,837.69/x
  3. Step 3: Cross multiply
    4,931.19x = 7,383.06 × 3,837.69
  4. Step 4: Simplify right side
    4,931.19x = 28,333,895.53
  5. Step 5: Solve for x
    x = 28,333,895.53/4,931.19
  6. Step 6: Final answer
    x = 5,745.85

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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.