Home / 11,263.12-15,544.44-6,789.13

Finding the Fourth Proportional to 11,263.12, 15,544.44 and 6,789.13

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Solution

The fourth proportional to 11,263.12, 15,544.44 and 6,789.13 is: 9,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,263.12 : 15,544.44 = 6,789.13 : x
  2. Step 2: Convert to fraction form
    11,263.12/15,544.44 = 6,789.13/x
  3. Step 3: Cross multiply
    11,263.12x = 15,544.44 × 6,789.13
  4. Step 4: Simplify right side
    11,263.12x = 105,533,223.94
  5. Step 5: Solve for x
    x = 105,533,223.94/11,263.12
  6. Step 6: Final answer
    x = 9,369.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.