Home / 8,835.06-13,232.43-4,221.30

Finding the Fourth Proportional to 8,835.06, 13,232.43 and 4,221.30

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Solution

The fourth proportional to 8,835.06, 13,232.43 and 4,221.30 is: 6,322.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.06 : 13,232.43 = 4,221.30 : x
  2. Step 2: Convert to fraction form
    8,835.06/13,232.43 = 4,221.30/x
  3. Step 3: Cross multiply
    8,835.06x = 13,232.43 × 4,221.30
  4. Step 4: Simplify right side
    8,835.06x = 55,858,056.76
  5. Step 5: Solve for x
    x = 55,858,056.76/8,835.06
  6. Step 6: Final answer
    x = 6,322.32

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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.