Home / 6,165.21-8,507.51-3,774.19

Finding the Fourth Proportional to 6,165.21, 8,507.51 and 3,774.19

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Solution

The fourth proportional to 6,165.21, 8,507.51 and 3,774.19 is: 5,208.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165.21 : 8,507.51 = 3,774.19 : x
  2. Step 2: Convert to fraction form
    6,165.21/8,507.51 = 3,774.19/x
  3. Step 3: Cross multiply
    6,165.21x = 8,507.51 × 3,774.19
  4. Step 4: Simplify right side
    6,165.21x = 32,108,932.54
  5. Step 5: Solve for x
    x = 32,108,932.54/6,165.21
  6. Step 6: Final answer
    x = 5,208.08

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Half scale
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Double scale
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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.