Home / 5,752.37-8,627.58-1,856.78

Finding the Fourth Proportional to 5,752.37, 8,627.58 and 1,856.78

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Solution

The fourth proportional to 5,752.37, 8,627.58 and 1,856.78 is: 2,784.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,752.37 : 8,627.58 = 1,856.78 : x
  2. Step 2: Convert to fraction form
    5,752.37/8,627.58 = 1,856.78/x
  3. Step 3: Cross multiply
    5,752.37x = 8,627.58 × 1,856.78
  4. Step 4: Simplify right side
    5,752.37x = 16,019,517.99
  5. Step 5: Solve for x
    x = 16,019,517.99/5,752.37
  6. Step 6: Final answer
    x = 2,784.86

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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.