Home / 4,352.58-6,530.34-1,431.36

Finding the Fourth Proportional to 4,352.58, 6,530.34 and 1,431.36

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Solution

The fourth proportional to 4,352.58, 6,530.34 and 1,431.36 is: 2,147.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,352.58 : 6,530.34 = 1,431.36 : x
  2. Step 2: Convert to fraction form
    4,352.58/6,530.34 = 1,431.36/x
  3. Step 3: Cross multiply
    4,352.58x = 6,530.34 × 1,431.36
  4. Step 4: Simplify right side
    4,352.58x = 9,347,267.46
  5. Step 5: Solve for x
    x = 9,347,267.46/4,352.58
  6. Step 6: Final answer
    x = 2,147.52

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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.