Home / 4,293.84-6,432.31-2,828.55

Finding the Fourth Proportional to 4,293.84, 6,432.31 and 2,828.55

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Solution

The fourth proportional to 4,293.84, 6,432.31 and 2,828.55 is: 4,237.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293.84 : 6,432.31 = 2,828.55 : x
  2. Step 2: Convert to fraction form
    4,293.84/6,432.31 = 2,828.55/x
  3. Step 3: Cross multiply
    4,293.84x = 6,432.31 × 2,828.55
  4. Step 4: Simplify right side
    4,293.84x = 18,194,110.45
  5. Step 5: Solve for x
    x = 18,194,110.45/4,293.84
  6. Step 6: Final answer
    x = 4,237.26

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1.5x scale

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.