Home / 7,091.38-10,618.48-5,000.06

Finding the Fourth Proportional to 7,091.38, 10,618.48 and 5,000.06

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Solution

The fourth proportional to 7,091.38, 10,618.48 and 5,000.06 is: 7,486.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,091.38 : 10,618.48 = 5,000.06 : x
  2. Step 2: Convert to fraction form
    7,091.38/10,618.48 = 5,000.06/x
  3. Step 3: Cross multiply
    7,091.38x = 10,618.48 × 5,000.06
  4. Step 4: Simplify right side
    7,091.38x = 53,093,037.11
  5. Step 5: Solve for x
    x = 53,093,037.11/7,091.38
  6. Step 6: Final answer
    x = 7,486.98

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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.