Home / 11,471.02-17,177.36-7,563.58

Finding the Fourth Proportional to 11,471.02, 17,177.36 and 7,563.58

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Solution

The fourth proportional to 11,471.02, 17,177.36 and 7,563.58 is: 11,326.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,471.02 : 17,177.36 = 7,563.58 : x
  2. Step 2: Convert to fraction form
    11,471.02/17,177.36 = 7,563.58/x
  3. Step 3: Cross multiply
    11,471.02x = 17,177.36 × 7,563.58
  4. Step 4: Simplify right side
    11,471.02x = 129,922,336.55
  5. Step 5: Solve for x
    x = 129,922,336.55/11,471.02
  6. Step 6: Final answer
    x = 11,326.14

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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.