Home / 11,496.18-15,864.71-6,719.41

Finding the Fourth Proportional to 11,496.18, 15,864.71 and 6,719.41

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Solution

The fourth proportional to 11,496.18, 15,864.71 and 6,719.41 is: 9,272.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,496.18 : 15,864.71 = 6,719.41 : x
  2. Step 2: Convert to fraction form
    11,496.18/15,864.71 = 6,719.41/x
  3. Step 3: Cross multiply
    11,496.18x = 15,864.71 × 6,719.41
  4. Step 4: Simplify right side
    11,496.18x = 106,601,468.16
  5. Step 5: Solve for x
    x = 106,601,468.16/11,496.18
  6. Step 6: Final answer
    x = 9,272.77

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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.