Home / 11,574.09-17,362.96-4,177.78

Finding the Fourth Proportional to 11,574.09, 17,362.96 and 4,177.78

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Solution

The fourth proportional to 11,574.09, 17,362.96 and 4,177.78 is: 6,267.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,574.09 : 17,362.96 = 4,177.78 : x
  2. Step 2: Convert to fraction form
    11,574.09/17,362.96 = 4,177.78/x
  3. Step 3: Cross multiply
    11,574.09x = 17,362.96 × 4,177.78
  4. Step 4: Simplify right side
    11,574.09x = 72,538,573.18
  5. Step 5: Solve for x
    x = 72,538,573.18/11,574.09
  6. Step 6: Final answer
    x = 6,267.32

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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.