Home / 8,803.59-13,198.16-4,121.32

Finding the Fourth Proportional to 8,803.59, 13,198.16 and 4,121.32

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Solution

The fourth proportional to 8,803.59, 13,198.16 and 4,121.32 is: 6,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803.59 : 13,198.16 = 4,121.32 : x
  2. Step 2: Convert to fraction form
    8,803.59/13,198.16 = 4,121.32/x
  3. Step 3: Cross multiply
    8,803.59x = 13,198.16 × 4,121.32
  4. Step 4: Simplify right side
    8,803.59x = 54,393,840.77
  5. Step 5: Solve for x
    x = 54,393,840.77/8,803.59
  6. Step 6: Final answer
    x = 6,178.60

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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.