Home / 11,369.13-15,688.26-6,333.15

Finding the Fourth Proportional to 11,369.13, 15,688.26 and 6,333.15

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Solution

The fourth proportional to 11,369.13, 15,688.26 and 6,333.15 is: 8,739.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,369.13 : 15,688.26 = 6,333.15 : x
  2. Step 2: Convert to fraction form
    11,369.13/15,688.26 = 6,333.15/x
  3. Step 3: Cross multiply
    11,369.13x = 15,688.26 × 6,333.15
  4. Step 4: Simplify right side
    11,369.13x = 99,356,103.82
  5. Step 5: Solve for x
    x = 99,356,103.82/11,369.13
  6. Step 6: Final answer
    x = 8,739.11

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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.