Home / 2,352.54-3,530.93-1,257.84

Finding the Fourth Proportional to 2,352.54, 3,530.93 and 1,257.84

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Solution

The fourth proportional to 2,352.54, 3,530.93 and 1,257.84 is: 1,887.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.54 : 3,530.93 = 1,257.84 : x
  2. Step 2: Convert to fraction form
    2,352.54/3,530.93 = 1,257.84/x
  3. Step 3: Cross multiply
    2,352.54x = 3,530.93 × 1,257.84
  4. Step 4: Simplify right side
    2,352.54x = 4,441,338.70
  5. Step 5: Solve for x
    x = 4,441,338.70/2,352.54
  6. Step 6: Final answer
    x = 1,887.89

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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.