Home / 8,825.67-12,179.63-4,847.07

Finding the Fourth Proportional to 8,825.67, 12,179.63 and 4,847.07

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Solution

The fourth proportional to 8,825.67, 12,179.63 and 4,847.07 is: 6,689.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.67 : 12,179.63 = 4,847.07 : x
  2. Step 2: Convert to fraction form
    8,825.67/12,179.63 = 4,847.07/x
  3. Step 3: Cross multiply
    8,825.67x = 12,179.63 × 4,847.07
  4. Step 4: Simplify right side
    8,825.67x = 59,035,519.18
  5. Step 5: Solve for x
    x = 59,035,519.18/8,825.67
  6. Step 6: Final answer
    x = 6,689.07

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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.