Home / 5,115.05-7,670.10-3,035.33

Finding the Fourth Proportional to 5,115.05, 7,670.10 and 3,035.33

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Solution

The fourth proportional to 5,115.05, 7,670.10 and 3,035.33 is: 4,551.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115.05 : 7,670.10 = 3,035.33 : x
  2. Step 2: Convert to fraction form
    5,115.05/7,670.10 = 3,035.33/x
  3. Step 3: Cross multiply
    5,115.05x = 7,670.10 × 3,035.33
  4. Step 4: Simplify right side
    5,115.05x = 23,281,246.28
  5. Step 5: Solve for x
    x = 23,281,246.28/5,115.05
  6. Step 6: Final answer
    x = 4,551.52

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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.