Home / 8,706.20-12,022.52-5,567.85

Finding the Fourth Proportional to 8,706.20, 12,022.52 and 5,567.85

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Solution

The fourth proportional to 8,706.20, 12,022.52 and 5,567.85 is: 7,688.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,706.20 : 12,022.52 = 5,567.85 : x
  2. Step 2: Convert to fraction form
    8,706.20/12,022.52 = 5,567.85/x
  3. Step 3: Cross multiply
    8,706.20x = 12,022.52 × 5,567.85
  4. Step 4: Simplify right side
    8,706.20x = 66,939,560.14
  5. Step 5: Solve for x
    x = 66,939,560.14/8,706.20
  6. Step 6: Final answer
    x = 7,688.73

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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.