Home / 3,289.20-4,537-2,030.64

Finding the Fourth Proportional to 3,289.20, 4,537 and 2,030.64

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Solution

The fourth proportional to 3,289.20, 4,537 and 2,030.64 is: 2,800.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.20 : 4,537 = 2,030.64 : x
  2. Step 2: Convert to fraction form
    3,289.20/4,537 = 2,030.64/x
  3. Step 3: Cross multiply
    3,289.20x = 4,537 × 2,030.64
  4. Step 4: Simplify right side
    3,289.20x = 9,213,013.68
  5. Step 5: Solve for x
    x = 9,213,013.68/3,289.20
  6. Step 6: Final answer
    x = 2,800.99

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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.