Home / 7,773.09-10,726.54-4,236.22

Finding the Fourth Proportional to 7,773.09, 10,726.54 and 4,236.22

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Solution

The fourth proportional to 7,773.09, 10,726.54 and 4,236.22 is: 5,845.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,773.09 : 10,726.54 = 4,236.22 : x
  2. Step 2: Convert to fraction form
    7,773.09/10,726.54 = 4,236.22/x
  3. Step 3: Cross multiply
    7,773.09x = 10,726.54 × 4,236.22
  4. Step 4: Simplify right side
    7,773.09x = 45,439,983.28
  5. Step 5: Solve for x
    x = 45,439,983.28/7,773.09
  6. Step 6: Final answer
    x = 5,845.81

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Half scale
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Double scale
Find fourth proportional to 7,774.09, 10,727.92 and 4,237.22
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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.