Home / 3,421.48-4,722.24-2,024.32

Finding the Fourth Proportional to 3,421.48, 4,722.24 and 2,024.32

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Solution

The fourth proportional to 3,421.48, 4,722.24 and 2,024.32 is: 2,793.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421.48 : 4,722.24 = 2,024.32 : x
  2. Step 2: Convert to fraction form
    3,421.48/4,722.24 = 2,024.32/x
  3. Step 3: Cross multiply
    3,421.48x = 4,722.24 × 2,024.32
  4. Step 4: Simplify right side
    3,421.48x = 9,559,324.88
  5. Step 5: Solve for x
    x = 9,559,324.88/3,421.48
  6. Step 6: Final answer
    x = 2,793.92

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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.