Home / 2,352.22-3,530.63-1,120.48

Finding the Fourth Proportional to 2,352.22, 3,530.63 and 1,120.48

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Solution

The fourth proportional to 2,352.22, 3,530.63 and 1,120.48 is: 1,681.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.22 : 3,530.63 = 1,120.48 : x
  2. Step 2: Convert to fraction form
    2,352.22/3,530.63 = 1,120.48/x
  3. Step 3: Cross multiply
    2,352.22x = 3,530.63 × 1,120.48
  4. Step 4: Simplify right side
    2,352.22x = 3,956,000.30
  5. Step 5: Solve for x
    x = 3,956,000.30/2,352.22
  6. Step 6: Final answer
    x = 1,681.82

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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.