Home / 2,352.36-3,530.25-1,119.76

Finding the Fourth Proportional to 2,352.36, 3,530.25 and 1,119.76

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Solution

The fourth proportional to 2,352.36, 3,530.25 and 1,119.76 is: 1,680.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.36 : 3,530.25 = 1,119.76 : x
  2. Step 2: Convert to fraction form
    2,352.36/3,530.25 = 1,119.76/x
  3. Step 3: Cross multiply
    2,352.36x = 3,530.25 × 1,119.76
  4. Step 4: Simplify right side
    2,352.36x = 3,953,032.74
  5. Step 5: Solve for x
    x = 3,953,032.74/2,352.36
  6. Step 6: Final answer
    x = 1,680.45

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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.