Home / 8,618.49-11,893.37-4,841.69

Finding the Fourth Proportional to 8,618.49, 11,893.37 and 4,841.69

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Solution

The fourth proportional to 8,618.49, 11,893.37 and 4,841.69 is: 6,681.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618.49 : 11,893.37 = 4,841.69 : x
  2. Step 2: Convert to fraction form
    8,618.49/11,893.37 = 4,841.69/x
  3. Step 3: Cross multiply
    8,618.49x = 11,893.37 × 4,841.69
  4. Step 4: Simplify right side
    8,618.49x = 57,583,926.92
  5. Step 5: Solve for x
    x = 57,583,926.92/8,618.49
  6. Step 6: Final answer
    x = 6,681.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.