Home / 8,219.58-12,341.67-6,571.26

Finding the Fourth Proportional to 8,219.58, 12,341.67 and 6,571.26

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Solution

The fourth proportional to 8,219.58, 12,341.67 and 6,571.26 is: 9,866.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,219.58 : 12,341.67 = 6,571.26 : x
  2. Step 2: Convert to fraction form
    8,219.58/12,341.67 = 6,571.26/x
  3. Step 3: Cross multiply
    8,219.58x = 12,341.67 × 6,571.26
  4. Step 4: Simplify right side
    8,219.58x = 81,100,322.40
  5. Step 5: Solve for x
    x = 81,100,322.40/8,219.58
  6. Step 6: Final answer
    x = 9,866.72

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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.