Home / 3,421.02-4,720.94-2,023.50

Finding the Fourth Proportional to 3,421.02, 4,720.94 and 2,023.50

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Solution

The fourth proportional to 3,421.02, 4,720.94 and 2,023.50 is: 2,792.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421.02 : 4,720.94 = 2,023.50 : x
  2. Step 2: Convert to fraction form
    3,421.02/4,720.94 = 2,023.50/x
  3. Step 3: Cross multiply
    3,421.02x = 4,720.94 × 2,023.50
  4. Step 4: Simplify right side
    3,421.02x = 9,552,822.09
  5. Step 5: Solve for x
    x = 9,552,822.09/3,421.02
  6. Step 6: Final answer
    x = 2,792.39

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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.