Home / 8,729.32-12,046.24-4,750.44

Finding the Fourth Proportional to 8,729.32, 12,046.24 and 4,750.44

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Solution

The fourth proportional to 8,729.32, 12,046.24 and 4,750.44 is: 6,555.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729.32 : 12,046.24 = 4,750.44 : x
  2. Step 2: Convert to fraction form
    8,729.32/12,046.24 = 4,750.44/x
  3. Step 3: Cross multiply
    8,729.32x = 12,046.24 × 4,750.44
  4. Step 4: Simplify right side
    8,729.32x = 57,224,940.35
  5. Step 5: Solve for x
    x = 57,224,940.35/8,729.32
  6. Step 6: Final answer
    x = 6,555.49

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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.