Home / 11,502.24-15,871.31-6,465.52

Finding the Fourth Proportional to 11,502.24, 15,871.31 and 6,465.52

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Solution

The fourth proportional to 11,502.24, 15,871.31 and 6,465.52 is: 8,921.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,502.24 : 15,871.31 = 6,465.52 : x
  2. Step 2: Convert to fraction form
    11,502.24/15,871.31 = 6,465.52/x
  3. Step 3: Cross multiply
    11,502.24x = 15,871.31 × 6,465.52
  4. Step 4: Simplify right side
    11,502.24x = 102,616,239.90
  5. Step 5: Solve for x
    x = 102,616,239.90/11,502.24
  6. Step 6: Final answer
    x = 8,921.42

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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.