Home / 4,402.88-6,604.96-1,325.12

Finding the Fourth Proportional to 4,402.88, 6,604.96 and 1,325.12

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Solution

The fourth proportional to 4,402.88, 6,604.96 and 1,325.12 is: 1,987.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,402.88 : 6,604.96 = 1,325.12 : x
  2. Step 2: Convert to fraction form
    4,402.88/6,604.96 = 1,325.12/x
  3. Step 3: Cross multiply
    4,402.88x = 6,604.96 × 1,325.12
  4. Step 4: Simplify right side
    4,402.88x = 8,752,364.60
  5. Step 5: Solve for x
    x = 8,752,364.60/4,402.88
  6. Step 6: Final answer
    x = 1,987.87

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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.