Home / 8,677.83-13,006.91-3,677.09

Finding the Fourth Proportional to 8,677.83, 13,006.91 and 3,677.09

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Solution

The fourth proportional to 8,677.83, 13,006.91 and 3,677.09 is: 5,511.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,677.83 : 13,006.91 = 3,677.09 : x
  2. Step 2: Convert to fraction form
    8,677.83/13,006.91 = 3,677.09/x
  3. Step 3: Cross multiply
    8,677.83x = 13,006.91 × 3,677.09
  4. Step 4: Simplify right side
    8,677.83x = 47,827,626.08
  5. Step 5: Solve for x
    x = 47,827,626.08/8,677.83
  6. Step 6: Final answer
    x = 5,511.47

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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.