Home / 11,305.37-15,601.38-6,269.63

Finding the Fourth Proportional to 11,305.37, 15,601.38 and 6,269.63

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Solution

The fourth proportional to 11,305.37, 15,601.38 and 6,269.63 is: 8,652.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,305.37 : 15,601.38 = 6,269.63 : x
  2. Step 2: Convert to fraction form
    11,305.37/15,601.38 = 6,269.63/x
  3. Step 3: Cross multiply
    11,305.37x = 15,601.38 × 6,269.63
  4. Step 4: Simplify right side
    11,305.37x = 97,814,880.09
  5. Step 5: Solve for x
    x = 97,814,880.09/11,305.37
  6. Step 6: Final answer
    x = 8,652.07

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Half scale
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Double scale
Find fourth proportional to 11,306.37, 15,602.76 and 6,270.63
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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.