Home / 7,265.25-10,899.50-2,648.25

Finding the Fourth Proportional to 7,265.25, 10,899.50 and 2,648.25

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Solution

The fourth proportional to 7,265.25, 10,899.50 and 2,648.25 is: 3,972.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265.25 : 10,899.50 = 2,648.25 : x
  2. Step 2: Convert to fraction form
    7,265.25/10,899.50 = 2,648.25/x
  3. Step 3: Cross multiply
    7,265.25x = 10,899.50 × 2,648.25
  4. Step 4: Simplify right side
    7,265.25x = 28,864,587.63
  5. Step 5: Solve for x
    x = 28,864,587.63/7,265.25
  6. Step 6: Final answer
    x = 3,972.97

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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.