Home / 6,442.17-9,679.44-4,103.19

Finding the Fourth Proportional to 6,442.17, 9,679.44 and 4,103.19

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Solution

The fourth proportional to 6,442.17, 9,679.44 and 4,103.19 is: 6,165.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442.17 : 9,679.44 = 4,103.19 : x
  2. Step 2: Convert to fraction form
    6,442.17/9,679.44 = 4,103.19/x
  3. Step 3: Cross multiply
    6,442.17x = 9,679.44 × 4,103.19
  4. Step 4: Simplify right side
    6,442.17x = 39,716,581.41
  5. Step 5: Solve for x
    x = 39,716,581.41/6,442.17
  6. Step 6: Final answer
    x = 6,165.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.