Home / 11,288.16-16,935.48-7,387.74

Finding the Fourth Proportional to 11,288.16, 16,935.48 and 7,387.74

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Solution

The fourth proportional to 11,288.16, 16,935.48 and 7,387.74 is: 11,083.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,288.16 : 16,935.48 = 7,387.74 : x
  2. Step 2: Convert to fraction form
    11,288.16/16,935.48 = 7,387.74/x
  3. Step 3: Cross multiply
    11,288.16x = 16,935.48 × 7,387.74
  4. Step 4: Simplify right side
    11,288.16x = 125,114,923.02
  5. Step 5: Solve for x
    x = 125,114,923.02/11,288.16
  6. Step 6: Final answer
    x = 11,083.73

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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.