Home / 5,875.41-8,108.11-3,222.79

Finding the Fourth Proportional to 5,875.41, 8,108.11 and 3,222.79

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Solution

The fourth proportional to 5,875.41, 8,108.11 and 3,222.79 is: 4,447.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.41 : 8,108.11 = 3,222.79 : x
  2. Step 2: Convert to fraction form
    5,875.41/8,108.11 = 3,222.79/x
  3. Step 3: Cross multiply
    5,875.41x = 8,108.11 × 3,222.79
  4. Step 4: Simplify right side
    5,875.41x = 26,130,735.83
  5. Step 5: Solve for x
    x = 26,130,735.83/5,875.41
  6. Step 6: Final answer
    x = 4,447.47

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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.