Home / 8,571.49-12,847.95-5,600.57

Finding the Fourth Proportional to 8,571.49, 12,847.95 and 5,600.57

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Solution

The fourth proportional to 8,571.49, 12,847.95 and 5,600.57 is: 8,394.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,571.49 : 12,847.95 = 5,600.57 : x
  2. Step 2: Convert to fraction form
    8,571.49/12,847.95 = 5,600.57/x
  3. Step 3: Cross multiply
    8,571.49x = 12,847.95 × 5,600.57
  4. Step 4: Simplify right side
    8,571.49x = 71,955,779.09
  5. Step 5: Solve for x
    x = 71,955,779.09/8,571.49
  6. Step 6: Final answer
    x = 8,394.78

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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.