Home / 11,472.66-17,209.47-3,153.48

Finding the Fourth Proportional to 11,472.66, 17,209.47 and 3,153.48

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Solution

The fourth proportional to 11,472.66, 17,209.47 and 3,153.48 is: 4,730.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,472.66 : 17,209.47 = 3,153.48 : x
  2. Step 2: Convert to fraction form
    11,472.66/17,209.47 = 3,153.48/x
  3. Step 3: Cross multiply
    11,472.66x = 17,209.47 × 3,153.48
  4. Step 4: Simplify right side
    11,472.66x = 54,269,719.46
  5. Step 5: Solve for x
    x = 54,269,719.46/11,472.66
  6. Step 6: Final answer
    x = 4,730.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.