Home / 11,001.52-15,181.16-6,284.88

Finding the Fourth Proportional to 11,001.52, 15,181.16 and 6,284.88

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Solution

The fourth proportional to 11,001.52, 15,181.16 and 6,284.88 is: 8,672.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.52 : 15,181.16 = 6,284.88 : x
  2. Step 2: Convert to fraction form
    11,001.52/15,181.16 = 6,284.88/x
  3. Step 3: Cross multiply
    11,001.52x = 15,181.16 × 6,284.88
  4. Step 4: Simplify right side
    11,001.52x = 95,411,768.86
  5. Step 5: Solve for x
    x = 95,411,768.86/11,001.52
  6. Step 6: Final answer
    x = 8,672.60

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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.