Home / 11,313.10-15,612.24-6,836.23

Finding the Fourth Proportional to 11,313.10, 15,612.24 and 6,836.23

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Solution

The fourth proportional to 11,313.10, 15,612.24 and 6,836.23 is: 9,434.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,313.10 : 15,612.24 = 6,836.23 : x
  2. Step 2: Convert to fraction form
    11,313.10/15,612.24 = 6,836.23/x
  3. Step 3: Cross multiply
    11,313.10x = 15,612.24 × 6,836.23
  4. Step 4: Simplify right side
    11,313.10x = 106,728,863.46
  5. Step 5: Solve for x
    x = 106,728,863.46/11,313.10
  6. Step 6: Final answer
    x = 9,434.10

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Half scale
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Double scale
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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.