Home / 4,808.28-6,631.69-3,039.24

Finding the Fourth Proportional to 4,808.28, 6,631.69 and 3,039.24

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Solution

The fourth proportional to 4,808.28, 6,631.69 and 3,039.24 is: 4,191.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.28 : 6,631.69 = 3,039.24 : x
  2. Step 2: Convert to fraction form
    4,808.28/6,631.69 = 3,039.24/x
  3. Step 3: Cross multiply
    4,808.28x = 6,631.69 × 3,039.24
  4. Step 4: Simplify right side
    4,808.28x = 20,155,297.52
  5. Step 5: Solve for x
    x = 20,155,297.52/4,808.28
  6. Step 6: Final answer
    x = 4,191.79

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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.