Home / 5,851.46-8,776.24-2,152.78

Finding the Fourth Proportional to 5,851.46, 8,776.24 and 2,152.78

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Solution

The fourth proportional to 5,851.46, 8,776.24 and 2,152.78 is: 3,228.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.46 : 8,776.24 = 2,152.78 : x
  2. Step 2: Convert to fraction form
    5,851.46/8,776.24 = 2,152.78/x
  3. Step 3: Cross multiply
    5,851.46x = 8,776.24 × 2,152.78
  4. Step 4: Simplify right side
    5,851.46x = 18,893,313.95
  5. Step 5: Solve for x
    x = 18,893,313.95/5,851.46
  6. Step 6: Final answer
    x = 3,228.82

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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.