Home / 8,802.49-13,206.77-5,511.66

Finding the Fourth Proportional to 8,802.49, 13,206.77 and 5,511.66

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Solution

The fourth proportional to 8,802.49, 13,206.77 and 5,511.66 is: 8,269.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802.49 : 13,206.77 = 5,511.66 : x
  2. Step 2: Convert to fraction form
    8,802.49/13,206.77 = 5,511.66/x
  3. Step 3: Cross multiply
    8,802.49x = 13,206.77 × 5,511.66
  4. Step 4: Simplify right side
    8,802.49x = 72,791,198.38
  5. Step 5: Solve for x
    x = 72,791,198.38/8,802.49
  6. Step 6: Final answer
    x = 8,269.39

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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.