Home / 4,808.57-6,633.44-3,130.95

Finding the Fourth Proportional to 4,808.57, 6,633.44 and 3,130.95

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Solution

The fourth proportional to 4,808.57, 6,633.44 and 3,130.95 is: 4,319.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.57 : 6,633.44 = 3,130.95 : x
  2. Step 2: Convert to fraction form
    4,808.57/6,633.44 = 3,130.95/x
  3. Step 3: Cross multiply
    4,808.57x = 6,633.44 × 3,130.95
  4. Step 4: Simplify right side
    4,808.57x = 20,769,007.54
  5. Step 5: Solve for x
    x = 20,769,007.54/4,808.57
  6. Step 6: Final answer
    x = 4,319.17

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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.