Home / 5,425.38-8,099.73-4,645.62

Finding the Fourth Proportional to 5,425.38, 8,099.73 and 4,645.62

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Solution

The fourth proportional to 5,425.38, 8,099.73 and 4,645.62 is: 6,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.38 : 8,099.73 = 4,645.62 : x
  2. Step 2: Convert to fraction form
    5,425.38/8,099.73 = 4,645.62/x
  3. Step 3: Cross multiply
    5,425.38x = 8,099.73 × 4,645.62
  4. Step 4: Simplify right side
    5,425.38x = 37,628,267.68
  5. Step 5: Solve for x
    x = 37,628,267.68/5,425.38
  6. Step 6: Final answer
    x = 6,935.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.