Home / 5,334.28-8,001.50-1,871.72

Finding the Fourth Proportional to 5,334.28, 8,001.50 and 1,871.72

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Solution

The fourth proportional to 5,334.28, 8,001.50 and 1,871.72 is: 2,807.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334.28 : 8,001.50 = 1,871.72 : x
  2. Step 2: Convert to fraction form
    5,334.28/8,001.50 = 1,871.72/x
  3. Step 3: Cross multiply
    5,334.28x = 8,001.50 × 1,871.72
  4. Step 4: Simplify right side
    5,334.28x = 14,976,567.58
  5. Step 5: Solve for x
    x = 14,976,567.58/5,334.28
  6. Step 6: Final answer
    x = 2,807.61

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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.