Home / 8,807.44-13,211.88-3,613.36

Finding the Fourth Proportional to 8,807.44, 13,211.88 and 3,613.36

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Solution

The fourth proportional to 8,807.44, 13,211.88 and 3,613.36 is: 5,420.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807.44 : 13,211.88 = 3,613.36 : x
  2. Step 2: Convert to fraction form
    8,807.44/13,211.88 = 3,613.36/x
  3. Step 3: Cross multiply
    8,807.44x = 13,211.88 × 3,613.36
  4. Step 4: Simplify right side
    8,807.44x = 47,739,278.72
  5. Step 5: Solve for x
    x = 47,739,278.72/8,807.44
  6. Step 6: Final answer
    x = 5,420.34

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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.