Home / 11,617.37-16,031.44-6,581.48

Finding the Fourth Proportional to 11,617.37, 16,031.44 and 6,581.48

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Solution

The fourth proportional to 11,617.37, 16,031.44 and 6,581.48 is: 9,082.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,617.37 : 16,031.44 = 6,581.48 : x
  2. Step 2: Convert to fraction form
    11,617.37/16,031.44 = 6,581.48/x
  3. Step 3: Cross multiply
    11,617.37x = 16,031.44 × 6,581.48
  4. Step 4: Simplify right side
    11,617.37x = 105,510,625.36
  5. Step 5: Solve for x
    x = 105,510,625.36/11,617.37
  6. Step 6: Final answer
    x = 9,082.15

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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.