Home / 5,400.09-8,099.98-2,950.42

Finding the Fourth Proportional to 5,400.09, 8,099.98 and 2,950.42

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Solution

The fourth proportional to 5,400.09, 8,099.98 and 2,950.42 is: 4,425.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.09 : 8,099.98 = 2,950.42 : x
  2. Step 2: Convert to fraction form
    5,400.09/8,099.98 = 2,950.42/x
  3. Step 3: Cross multiply
    5,400.09x = 8,099.98 × 2,950.42
  4. Step 4: Simplify right side
    5,400.09x = 23,898,328.24
  5. Step 5: Solve for x
    x = 23,898,328.24/5,400.09
  6. Step 6: Final answer
    x = 4,425.55

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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.