Home / 11,467.29-15,824.66-6,431.52

Finding the Fourth Proportional to 11,467.29, 15,824.66 and 6,431.52

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Solution

The fourth proportional to 11,467.29, 15,824.66 and 6,431.52 is: 8,875.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,467.29 : 15,824.66 = 6,431.52 : x
  2. Step 2: Convert to fraction form
    11,467.29/15,824.66 = 6,431.52/x
  3. Step 3: Cross multiply
    11,467.29x = 15,824.66 × 6,431.52
  4. Step 4: Simplify right side
    11,467.29x = 101,776,585.13
  5. Step 5: Solve for x
    x = 101,776,585.13/11,467.29
  6. Step 6: Final answer
    x = 8,875.38

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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.