Home / 4,352.42-6,528.69-1,431.02

Finding the Fourth Proportional to 4,352.42, 6,528.69 and 1,431.02

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Solution

The fourth proportional to 4,352.42, 6,528.69 and 1,431.02 is: 2,146.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,352.42 : 6,528.69 = 1,431.02 : x
  2. Step 2: Convert to fraction form
    4,352.42/6,528.69 = 1,431.02/x
  3. Step 3: Cross multiply
    4,352.42x = 6,528.69 × 1,431.02
  4. Step 4: Simplify right side
    4,352.42x = 9,342,685.96
  5. Step 5: Solve for x
    x = 9,342,685.96/4,352.42
  6. Step 6: Final answer
    x = 2,146.55

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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.