Home / 11,001.60-16,502.64-2,681.67

Finding the Fourth Proportional to 11,001.60, 16,502.64 and 2,681.67

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Solution

The fourth proportional to 11,001.60, 16,502.64 and 2,681.67 is: 4,022.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.60 : 16,502.64 = 2,681.67 : x
  2. Step 2: Convert to fraction form
    11,001.60/16,502.64 = 2,681.67/x
  3. Step 3: Cross multiply
    11,001.60x = 16,502.64 × 2,681.67
  4. Step 4: Simplify right side
    11,001.60x = 44,254,634.61
  5. Step 5: Solve for x
    x = 44,254,634.61/11,001.60
  6. Step 6: Final answer
    x = 4,022.56

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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.