Home / 3,288.74-4,539.72-2,030

Finding the Fourth Proportional to 3,288.74, 4,539.72 and 2,030

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Solution

The fourth proportional to 3,288.74, 4,539.72 and 2,030 is: 2,802.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.74 : 4,539.72 = 2,030 : x
  2. Step 2: Convert to fraction form
    3,288.74/4,539.72 = 2,030/x
  3. Step 3: Cross multiply
    3,288.74x = 4,539.72 × 2,030
  4. Step 4: Simplify right side
    3,288.74x = 9,215,631.60
  5. Step 5: Solve for x
    x = 9,215,631.60/3,288.74
  6. Step 6: Final answer
    x = 2,802.18

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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.