Home / 6,165.04-8,508.64-3,926.20

Finding the Fourth Proportional to 6,165.04, 8,508.64 and 3,926.20

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Solution

The fourth proportional to 6,165.04, 8,508.64 and 3,926.20 is: 5,418.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165.04 : 8,508.64 = 3,926.20 : x
  2. Step 2: Convert to fraction form
    6,165.04/8,508.64 = 3,926.20/x
  3. Step 3: Cross multiply
    6,165.04x = 8,508.64 × 3,926.20
  4. Step 4: Simplify right side
    6,165.04x = 33,406,622.37
  5. Step 5: Solve for x
    x = 33,406,622.37/6,165.04
  6. Step 6: Final answer
    x = 5,418.72

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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.