Home / 3,211.60-4,430.19-2,032.24

Finding the Fourth Proportional to 3,211.60, 4,430.19 and 2,032.24

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Solution

The fourth proportional to 3,211.60, 4,430.19 and 2,032.24 is: 2,803.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211.60 : 4,430.19 = 2,032.24 : x
  2. Step 2: Convert to fraction form
    3,211.60/4,430.19 = 2,032.24/x
  3. Step 3: Cross multiply
    3,211.60x = 4,430.19 × 2,032.24
  4. Step 4: Simplify right side
    3,211.60x = 9,003,209.33
  5. Step 5: Solve for x
    x = 9,003,209.33/3,211.60
  6. Step 6: Final answer
    x = 2,803.34

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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.