Home / 8,568.28-11,830.08-5,550.67

Finding the Fourth Proportional to 8,568.28, 11,830.08 and 5,550.67

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Solution

The fourth proportional to 8,568.28, 11,830.08 and 5,550.67 is: 7,663.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,568.28 : 11,830.08 = 5,550.67 : x
  2. Step 2: Convert to fraction form
    8,568.28/11,830.08 = 5,550.67/x
  3. Step 3: Cross multiply
    8,568.28x = 11,830.08 × 5,550.67
  4. Step 4: Simplify right side
    8,568.28x = 65,664,870.15
  5. Step 5: Solve for x
    x = 65,664,870.15/8,568.28
  6. Step 6: Final answer
    x = 7,663.72

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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.