Home / 10,394.88-14,345.94-6,147.30

Finding the Fourth Proportional to 10,394.88, 14,345.94 and 6,147.30

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Solution

The fourth proportional to 10,394.88, 14,345.94 and 6,147.30 is: 8,483.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,394.88 : 14,345.94 = 6,147.30 : x
  2. Step 2: Convert to fraction form
    10,394.88/14,345.94 = 6,147.30/x
  3. Step 3: Cross multiply
    10,394.88x = 14,345.94 × 6,147.30
  4. Step 4: Simplify right side
    10,394.88x = 88,188,796.96
  5. Step 5: Solve for x
    x = 88,188,796.96/10,394.88
  6. Step 6: Final answer
    x = 8,483.87

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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.