Home / 2,352.08-3,528.12-620.96

Finding the Fourth Proportional to 2,352.08, 3,528.12 and 620.96

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Solution

The fourth proportional to 2,352.08, 3,528.12 and 620.96 is: 931.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.08 : 3,528.12 = 620.96 : x
  2. Step 2: Convert to fraction form
    2,352.08/3,528.12 = 620.96/x
  3. Step 3: Cross multiply
    2,352.08x = 3,528.12 × 620.96
  4. Step 4: Simplify right side
    2,352.08x = 2,190,821.40
  5. Step 5: Solve for x
    x = 2,190,821.40/2,352.08
  6. Step 6: Final answer
    x = 931.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.