Home / 9,636.72-13,293.36-6,654.12

Finding the Fourth Proportional to 9,636.72, 13,293.36 and 6,654.12

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Solution

The fourth proportional to 9,636.72, 13,293.36 and 6,654.12 is: 9,179.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,636.72 : 13,293.36 = 6,654.12 : x
  2. Step 2: Convert to fraction form
    9,636.72/13,293.36 = 6,654.12/x
  3. Step 3: Cross multiply
    9,636.72x = 13,293.36 × 6,654.12
  4. Step 4: Simplify right side
    9,636.72x = 88,455,612.64
  5. Step 5: Solve for x
    x = 88,455,612.64/9,636.72
  6. Step 6: Final answer
    x = 9,179.02

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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.