Home / 8,080.23-11,150.30-4,543.22

Finding the Fourth Proportional to 8,080.23, 11,150.30 and 4,543.22

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Solution

The fourth proportional to 8,080.23, 11,150.30 and 4,543.22 is: 6,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,080.23 : 11,150.30 = 4,543.22 : x
  2. Step 2: Convert to fraction form
    8,080.23/11,150.30 = 4,543.22/x
  3. Step 3: Cross multiply
    8,080.23x = 11,150.30 × 4,543.22
  4. Step 4: Simplify right side
    8,080.23x = 50,658,187.50
  5. Step 5: Solve for x
    x = 50,658,187.50/8,080.23
  6. Step 6: Final answer
    x = 6,269.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.