Home / 5,099.12-7,037.08-3,837.92

Finding the Fourth Proportional to 5,099.12, 7,037.08 and 3,837.92

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Solution

The fourth proportional to 5,099.12, 7,037.08 and 3,837.92 is: 5,296.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,099.12 : 7,037.08 = 3,837.92 : x
  2. Step 2: Convert to fraction form
    5,099.12/7,037.08 = 3,837.92/x
  3. Step 3: Cross multiply
    5,099.12x = 7,037.08 × 3,837.92
  4. Step 4: Simplify right side
    5,099.12x = 27,007,750.07
  5. Step 5: Solve for x
    x = 27,007,750.07/5,099.12
  6. Step 6: Final answer
    x = 5,296.55

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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.