Home / 5,508.47-7,603.30-3,355.80

Finding the Fourth Proportional to 5,508.47, 7,603.30 and 3,355.80

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Solution

The fourth proportional to 5,508.47, 7,603.30 and 3,355.80 is: 4,631.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,508.47 : 7,603.30 = 3,355.80 : x
  2. Step 2: Convert to fraction form
    5,508.47/7,603.30 = 3,355.80/x
  3. Step 3: Cross multiply
    5,508.47x = 7,603.30 × 3,355.80
  4. Step 4: Simplify right side
    5,508.47x = 25,515,129.82
  5. Step 5: Solve for x
    x = 25,515,129.82/5,508.47
  6. Step 6: Final answer
    x = 4,631.98

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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.