Home / 5,090.16-7,628.04-3,010.68

Finding the Fourth Proportional to 5,090.16, 7,628.04 and 3,010.68

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Solution

The fourth proportional to 5,090.16, 7,628.04 and 3,010.68 is: 4,511.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090.16 : 7,628.04 = 3,010.68 : x
  2. Step 2: Convert to fraction form
    5,090.16/7,628.04 = 3,010.68/x
  3. Step 3: Cross multiply
    5,090.16x = 7,628.04 × 3,010.68
  4. Step 4: Simplify right side
    5,090.16x = 22,965,587.47
  5. Step 5: Solve for x
    x = 22,965,587.47/5,090.16
  6. Step 6: Final answer
    x = 4,511.76

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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.