Home / 11,192.04-15,438.60-6,714.36

Finding the Fourth Proportional to 11,192.04, 15,438.60 and 6,714.36

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Solution

The fourth proportional to 11,192.04, 15,438.60 and 6,714.36 is: 9,261.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,192.04 : 15,438.60 = 6,714.36 : x
  2. Step 2: Convert to fraction form
    11,192.04/15,438.60 = 6,714.36/x
  3. Step 3: Cross multiply
    11,192.04x = 15,438.60 × 6,714.36
  4. Step 4: Simplify right side
    11,192.04x = 103,660,318.30
  5. Step 5: Solve for x
    x = 103,660,318.30/11,192.04
  6. Step 6: Final answer
    x = 9,261.97

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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.