Home / 4,352.40-6,530.20-1,755.60

Finding the Fourth Proportional to 4,352.40, 6,530.20 and 1,755.60

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Solution

The fourth proportional to 4,352.40, 6,530.20 and 1,755.60 is: 2,634.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,352.40 : 6,530.20 = 1,755.60 : x
  2. Step 2: Convert to fraction form
    4,352.40/6,530.20 = 1,755.60/x
  3. Step 3: Cross multiply
    4,352.40x = 6,530.20 × 1,755.60
  4. Step 4: Simplify right side
    4,352.40x = 11,464,419.12
  5. Step 5: Solve for x
    x = 11,464,419.12/4,352.40
  6. Step 6: Final answer
    x = 2,634.05

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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.