Home / 7,505.91-10,358.33-4,149.09

Finding the Fourth Proportional to 7,505.91, 10,358.33 and 4,149.09

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Solution

The fourth proportional to 7,505.91, 10,358.33 and 4,149.09 is: 5,725.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505.91 : 10,358.33 = 4,149.09 : x
  2. Step 2: Convert to fraction form
    7,505.91/10,358.33 = 4,149.09/x
  3. Step 3: Cross multiply
    7,505.91x = 10,358.33 × 4,149.09
  4. Step 4: Simplify right side
    7,505.91x = 42,977,622.67
  5. Step 5: Solve for x
    x = 42,977,622.67/7,505.91
  6. Step 6: Final answer
    x = 5,725.84

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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.