Home / 11,001.02-16,489.14-5,458.34

Finding the Fourth Proportional to 11,001.02, 16,489.14 and 5,458.34

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Solution

The fourth proportional to 11,001.02, 16,489.14 and 5,458.34 is: 8,181.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.02 : 16,489.14 = 5,458.34 : x
  2. Step 2: Convert to fraction form
    11,001.02/16,489.14 = 5,458.34/x
  3. Step 3: Cross multiply
    11,001.02x = 16,489.14 × 5,458.34
  4. Step 4: Simplify right side
    11,001.02x = 90,003,332.43
  5. Step 5: Solve for x
    x = 90,003,332.43/11,001.02
  6. Step 6: Final answer
    x = 8,181.36

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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.