Home / 8,090.52-11,165.76-4,948.80

Finding the Fourth Proportional to 8,090.52, 11,165.76 and 4,948.80

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Solution

The fourth proportional to 8,090.52, 11,165.76 and 4,948.80 is: 6,829.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.52 : 11,165.76 = 4,948.80 : x
  2. Step 2: Convert to fraction form
    8,090.52/11,165.76 = 4,948.80/x
  3. Step 3: Cross multiply
    8,090.52x = 11,165.76 × 4,948.80
  4. Step 4: Simplify right side
    8,090.52x = 55,257,113.09
  5. Step 5: Solve for x
    x = 55,257,113.09/8,090.52
  6. Step 6: Final answer
    x = 6,829.86

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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.