Home / 5,053.05-7,580.59-2,091.69

Finding the Fourth Proportional to 5,053.05, 7,580.59 and 2,091.69

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Solution

The fourth proportional to 5,053.05, 7,580.59 and 2,091.69 is: 3,137.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.05 : 7,580.59 = 2,091.69 : x
  2. Step 2: Convert to fraction form
    5,053.05/7,580.59 = 2,091.69/x
  3. Step 3: Cross multiply
    5,053.05x = 7,580.59 × 2,091.69
  4. Step 4: Simplify right side
    5,053.05x = 15,856,239.07
  5. Step 5: Solve for x
    x = 15,856,239.07/5,053.05
  6. Step 6: Final answer
    x = 3,137.95

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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.