Home / 6,467.70-8,925.19-3,954.02

Finding the Fourth Proportional to 6,467.70, 8,925.19 and 3,954.02

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Solution

The fourth proportional to 6,467.70, 8,925.19 and 3,954.02 is: 5,456.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467.70 : 8,925.19 = 3,954.02 : x
  2. Step 2: Convert to fraction form
    6,467.70/8,925.19 = 3,954.02/x
  3. Step 3: Cross multiply
    6,467.70x = 8,925.19 × 3,954.02
  4. Step 4: Simplify right side
    6,467.70x = 35,290,379.76
  5. Step 5: Solve for x
    x = 35,290,379.76/6,467.70
  6. Step 6: Final answer
    x = 5,456.40

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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.