Home / 11,232.36-15,492.96-6,516.72

Finding the Fourth Proportional to 11,232.36, 15,492.96 and 6,516.72

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Solution

The fourth proportional to 11,232.36, 15,492.96 and 6,516.72 is: 8,988.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232.36 : 15,492.96 = 6,516.72 : x
  2. Step 2: Convert to fraction form
    11,232.36/15,492.96 = 6,516.72/x
  3. Step 3: Cross multiply
    11,232.36x = 15,492.96 × 6,516.72
  4. Step 4: Simplify right side
    11,232.36x = 100,963,282.29
  5. Step 5: Solve for x
    x = 100,963,282.29/11,232.36
  6. Step 6: Final answer
    x = 8,988.61

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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.