Home / 5,424.45-8,127.02-2,496.57

Finding the Fourth Proportional to 5,424.45, 8,127.02 and 2,496.57

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Solution

The fourth proportional to 5,424.45, 8,127.02 and 2,496.57 is: 3,740.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.45 : 8,127.02 = 2,496.57 : x
  2. Step 2: Convert to fraction form
    5,424.45/8,127.02 = 2,496.57/x
  3. Step 3: Cross multiply
    5,424.45x = 8,127.02 × 2,496.57
  4. Step 4: Simplify right side
    5,424.45x = 20,289,661.84
  5. Step 5: Solve for x
    x = 20,289,661.84/5,424.45
  6. Step 6: Final answer
    x = 3,740.41

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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.