Home / 9,008.02-13,503.80-3,161.44

Finding the Fourth Proportional to 9,008.02, 13,503.80 and 3,161.44

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Solution

The fourth proportional to 9,008.02, 13,503.80 and 3,161.44 is: 4,739.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008.02 : 13,503.80 = 3,161.44 : x
  2. Step 2: Convert to fraction form
    9,008.02/13,503.80 = 3,161.44/x
  3. Step 3: Cross multiply
    9,008.02x = 13,503.80 × 3,161.44
  4. Step 4: Simplify right side
    9,008.02x = 42,691,453.47
  5. Step 5: Solve for x
    x = 42,691,453.47/9,008.02
  6. Step 6: Final answer
    x = 4,739.27

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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.