Home / 8,768.16-13,155.83-3,226.17

Finding the Fourth Proportional to 8,768.16, 13,155.83 and 3,226.17

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Solution

The fourth proportional to 8,768.16, 13,155.83 and 3,226.17 is: 4,840.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768.16 : 13,155.83 = 3,226.17 : x
  2. Step 2: Convert to fraction form
    8,768.16/13,155.83 = 3,226.17/x
  3. Step 3: Cross multiply
    8,768.16x = 13,155.83 × 3,226.17
  4. Step 4: Simplify right side
    8,768.16x = 42,442,901.41
  5. Step 5: Solve for x
    x = 42,442,901.41/8,768.16
  6. Step 6: Final answer
    x = 4,840.57

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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.