Home / 4,038.22-5,572.72-2,269.83

Finding the Fourth Proportional to 4,038.22, 5,572.72 and 2,269.83

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Solution

The fourth proportional to 4,038.22, 5,572.72 and 2,269.83 is: 3,132.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038.22 : 5,572.72 = 2,269.83 : x
  2. Step 2: Convert to fraction form
    4,038.22/5,572.72 = 2,269.83/x
  3. Step 3: Cross multiply
    4,038.22x = 5,572.72 × 2,269.83
  4. Step 4: Simplify right side
    4,038.22x = 12,649,121.36
  5. Step 5: Solve for x
    x = 12,649,121.36/4,038.22
  6. Step 6: Final answer
    x = 3,132.35

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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.