Home / 11,343.19-15,652.89-6,307.32

Finding the Fourth Proportional to 11,343.19, 15,652.89 and 6,307.32

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Solution

The fourth proportional to 11,343.19, 15,652.89 and 6,307.32 is: 8,703.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,343.19 : 15,652.89 = 6,307.32 : x
  2. Step 2: Convert to fraction form
    11,343.19/15,652.89 = 6,307.32/x
  3. Step 3: Cross multiply
    11,343.19x = 15,652.89 × 6,307.32
  4. Step 4: Simplify right side
    11,343.19x = 98,727,786.15
  5. Step 5: Solve for x
    x = 98,727,786.15/11,343.19
  6. Step 6: Final answer
    x = 8,703.71

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Half 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.