Home / 6,612.37-9,123.63-3,816.25

Finding the Fourth Proportional to 6,612.37, 9,123.63 and 3,816.25

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Solution

The fourth proportional to 6,612.37, 9,123.63 and 3,816.25 is: 5,265.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.37 : 9,123.63 = 3,816.25 : x
  2. Step 2: Convert to fraction form
    6,612.37/9,123.63 = 3,816.25/x
  3. Step 3: Cross multiply
    6,612.37x = 9,123.63 × 3,816.25
  4. Step 4: Simplify right side
    6,612.37x = 34,818,052.99
  5. Step 5: Solve for x
    x = 34,818,052.99/6,612.37
  6. Step 6: Final answer
    x = 5,265.59

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Half scale
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Double scale
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Similar ratio
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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.