Home / 5,677.40-8,506.80-3,481.48

Finding the Fourth Proportional to 5,677.40, 8,506.80 and 3,481.48

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Solution

The fourth proportional to 5,677.40, 8,506.80 and 3,481.48 is: 5,216.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677.40 : 8,506.80 = 3,481.48 : x
  2. Step 2: Convert to fraction form
    5,677.40/8,506.80 = 3,481.48/x
  3. Step 3: Cross multiply
    5,677.40x = 8,506.80 × 3,481.48
  4. Step 4: Simplify right side
    5,677.40x = 29,616,254.06
  5. Step 5: Solve for x
    x = 29,616,254.06/5,677.40
  6. Step 6: Final answer
    x = 5,216.52

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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.