Home / 8,550.84-12,811.66-4,648.28

Finding the Fourth Proportional to 8,550.84, 12,811.66 and 4,648.28

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Solution

The fourth proportional to 8,550.84, 12,811.66 and 4,648.28 is: 6,964.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550.84 : 12,811.66 = 4,648.28 : x
  2. Step 2: Convert to fraction form
    8,550.84/12,811.66 = 4,648.28/x
  3. Step 3: Cross multiply
    8,550.84x = 12,811.66 × 4,648.28
  4. Step 4: Simplify right side
    8,550.84x = 59,552,182.94
  5. Step 5: Solve for x
    x = 59,552,182.94/8,550.84
  6. Step 6: Final answer
    x = 6,964.48

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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.