Home / 6,285.75-9,432.95-2,181.75

Finding the Fourth Proportional to 6,285.75, 9,432.95 and 2,181.75

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Solution

The fourth proportional to 6,285.75, 9,432.95 and 2,181.75 is: 3,274.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.75 : 9,432.95 = 2,181.75 : x
  2. Step 2: Convert to fraction form
    6,285.75/9,432.95 = 2,181.75/x
  3. Step 3: Cross multiply
    6,285.75x = 9,432.95 × 2,181.75
  4. Step 4: Simplify right side
    6,285.75x = 20,580,327.75
  5. Step 5: Solve for x
    x = 20,580,327.75/6,285.75
  6. Step 6: Final answer
    x = 3,274.12

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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.