Home / 6,325.59-8,729.32-3,531.09

Finding the Fourth Proportional to 6,325.59, 8,729.32 and 3,531.09

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Solution

The fourth proportional to 6,325.59, 8,729.32 and 3,531.09 is: 4,872.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,325.59 : 8,729.32 = 3,531.09 : x
  2. Step 2: Convert to fraction form
    6,325.59/8,729.32 = 3,531.09/x
  3. Step 3: Cross multiply
    6,325.59x = 8,729.32 × 3,531.09
  4. Step 4: Simplify right side
    6,325.59x = 30,824,045.09
  5. Step 5: Solve for x
    x = 30,824,045.09/6,325.59
  6. Step 6: Final answer
    x = 4,872.91

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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.