Home / 8,824.80-12,178.29-4,846.28

Finding the Fourth Proportional to 8,824.80, 12,178.29 and 4,846.28

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Solution

The fourth proportional to 8,824.80, 12,178.29 and 4,846.28 is: 6,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.80 : 12,178.29 = 4,846.28 : x
  2. Step 2: Convert to fraction form
    8,824.80/12,178.29 = 4,846.28/x
  3. Step 3: Cross multiply
    8,824.80x = 12,178.29 × 4,846.28
  4. Step 4: Simplify right side
    8,824.80x = 59,019,342.37
  5. Step 5: Solve for x
    x = 59,019,342.37/8,824.80
  6. Step 6: Final answer
    x = 6,687.90

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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.