Home / 3,807.08-5,250.54-3,019.76

Finding the Fourth Proportional to 3,807.08, 5,250.54 and 3,019.76

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Solution

The fourth proportional to 3,807.08, 5,250.54 and 3,019.76 is: 4,164.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,807.08 : 5,250.54 = 3,019.76 : x
  2. Step 2: Convert to fraction form
    3,807.08/5,250.54 = 3,019.76/x
  3. Step 3: Cross multiply
    3,807.08x = 5,250.54 × 3,019.76
  4. Step 4: Simplify right side
    3,807.08x = 15,855,370.67
  5. Step 5: Solve for x
    x = 15,855,370.67/3,807.08
  6. Step 6: Final answer
    x = 4,164.71

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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.