Home / 8,495.85-12,740.52-2,571.51

Finding the Fourth Proportional to 8,495.85, 12,740.52 and 2,571.51

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Solution

The fourth proportional to 8,495.85, 12,740.52 and 2,571.51 is: 3,856.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,495.85 : 12,740.52 = 2,571.51 : x
  2. Step 2: Convert to fraction form
    8,495.85/12,740.52 = 2,571.51/x
  3. Step 3: Cross multiply
    8,495.85x = 12,740.52 × 2,571.51
  4. Step 4: Simplify right side
    8,495.85x = 32,762,374.59
  5. Step 5: Solve for x
    x = 32,762,374.59/8,495.85
  6. Step 6: Final answer
    x = 3,856.28

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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.