Home / 6,450.25-8,901.35-3,655.75

Finding the Fourth Proportional to 6,450.25, 8,901.35 and 3,655.75

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Solution

The fourth proportional to 6,450.25, 8,901.35 and 3,655.75 is: 5,044.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.25 : 8,901.35 = 3,655.75 : x
  2. Step 2: Convert to fraction form
    6,450.25/8,901.35 = 3,655.75/x
  3. Step 3: Cross multiply
    6,450.25x = 8,901.35 × 3,655.75
  4. Step 4: Simplify right side
    6,450.25x = 32,541,110.26
  5. Step 5: Solve for x
    x = 32,541,110.26/6,450.25
  6. Step 6: Final answer
    x = 5,044.94

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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.