Home / 11,253.36-15,530.52-6,218.04

Finding the Fourth Proportional to 11,253.36, 15,530.52 and 6,218.04

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Solution

The fourth proportional to 11,253.36, 15,530.52 and 6,218.04 is: 8,581.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.36 : 15,530.52 = 6,218.04 : x
  2. Step 2: Convert to fraction form
    11,253.36/15,530.52 = 6,218.04/x
  3. Step 3: Cross multiply
    11,253.36x = 15,530.52 × 6,218.04
  4. Step 4: Simplify right side
    11,253.36x = 96,569,394.58
  5. Step 5: Solve for x
    x = 96,569,394.58/11,253.36
  6. Step 6: Final answer
    x = 8,581.38

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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.