Home / 5,556.52-8,327.10-5,420.44

Finding the Fourth Proportional to 5,556.52, 8,327.10 and 5,420.44

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Solution

The fourth proportional to 5,556.52, 8,327.10 and 5,420.44 is: 8,123.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.52 : 8,327.10 = 5,420.44 : x
  2. Step 2: Convert to fraction form
    5,556.52/8,327.10 = 5,420.44/x
  3. Step 3: Cross multiply
    5,556.52x = 8,327.10 × 5,420.44
  4. Step 4: Simplify right side
    5,556.52x = 45,136,545.92
  5. Step 5: Solve for x
    x = 45,136,545.92/5,556.52
  6. Step 6: Final answer
    x = 8,123.17

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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.