Home / 7,649.21-10,556.08-4,292.27

Finding the Fourth Proportional to 7,649.21, 10,556.08 and 4,292.27

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Solution

The fourth proportional to 7,649.21, 10,556.08 and 4,292.27 is: 5,923.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,649.21 : 10,556.08 = 4,292.27 : x
  2. Step 2: Convert to fraction form
    7,649.21/10,556.08 = 4,292.27/x
  3. Step 3: Cross multiply
    7,649.21x = 10,556.08 × 4,292.27
  4. Step 4: Simplify right side
    7,649.21x = 45,309,545.50
  5. Step 5: Solve for x
    x = 45,309,545.50/7,649.21
  6. Step 6: Final answer
    x = 5,923.43

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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.