Home / 8,319.92-12,482.58-2,476.58

Finding the Fourth Proportional to 8,319.92, 12,482.58 and 2,476.58

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Solution

The fourth proportional to 8,319.92, 12,482.58 and 2,476.58 is: 3,715.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319.92 : 12,482.58 = 2,476.58 : x
  2. Step 2: Convert to fraction form
    8,319.92/12,482.58 = 2,476.58/x
  3. Step 3: Cross multiply
    8,319.92x = 12,482.58 × 2,476.58
  4. Step 4: Simplify right side
    8,319.92x = 30,914,107.98
  5. Step 5: Solve for x
    x = 30,914,107.98/8,319.92
  6. Step 6: Final answer
    x = 3,715.67

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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.