Home / 7,538.38-11,312.83-3,096.38

Finding the Fourth Proportional to 7,538.38, 11,312.83 and 3,096.38

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Solution

The fourth proportional to 7,538.38, 11,312.83 and 3,096.38 is: 4,646.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,538.38 : 11,312.83 = 3,096.38 : x
  2. Step 2: Convert to fraction form
    7,538.38/11,312.83 = 3,096.38/x
  3. Step 3: Cross multiply
    7,538.38x = 11,312.83 × 3,096.38
  4. Step 4: Simplify right side
    7,538.38x = 35,028,852.71
  5. Step 5: Solve for x
    x = 35,028,852.71/7,538.38
  6. Step 6: Final answer
    x = 4,646.74

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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.