Home / 4,205.52-6,309.09-1,432.35

Finding the Fourth Proportional to 4,205.52, 6,309.09 and 1,432.35

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Solution

The fourth proportional to 4,205.52, 6,309.09 and 1,432.35 is: 2,148.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,205.52 : 6,309.09 = 1,432.35 : x
  2. Step 2: Convert to fraction form
    4,205.52/6,309.09 = 1,432.35/x
  3. Step 3: Cross multiply
    4,205.52x = 6,309.09 × 1,432.35
  4. Step 4: Simplify right side
    4,205.52x = 9,036,825.06
  5. Step 5: Solve for x
    x = 9,036,825.06/4,205.52
  6. Step 6: Final answer
    x = 2,148.80

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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.