Home / 11,001.57-16,502.35-2,681.56

Finding the Fourth Proportional to 11,001.57, 16,502.35 and 2,681.56

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Solution

The fourth proportional to 11,001.57, 16,502.35 and 2,681.56 is: 4,022.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.57 : 16,502.35 = 2,681.56 : x
  2. Step 2: Convert to fraction form
    11,001.57/16,502.35 = 2,681.56/x
  3. Step 3: Cross multiply
    11,001.57x = 16,502.35 × 2,681.56
  4. Step 4: Simplify right side
    11,001.57x = 44,252,041.67
  5. Step 5: Solve for x
    x = 44,252,041.67/11,001.57
  6. Step 6: Final answer
    x = 4,022.34

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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.