Home / 10,998.29-16,494.92-6,557.21

Finding the Fourth Proportional to 10,998.29, 16,494.92 and 6,557.21

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Solution

The fourth proportional to 10,998.29, 16,494.92 and 6,557.21 is: 9,834.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,998.29 : 16,494.92 = 6,557.21 : x
  2. Step 2: Convert to fraction form
    10,998.29/16,494.92 = 6,557.21/x
  3. Step 3: Cross multiply
    10,998.29x = 16,494.92 × 6,557.21
  4. Step 4: Simplify right side
    10,998.29x = 108,160,539.11
  5. Step 5: Solve for x
    x = 108,160,539.11/10,998.29
  6. Step 6: Final answer
    x = 9,834.31

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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.