Home / 5,008.51-7,511.55-2,090.08

Finding the Fourth Proportional to 5,008.51, 7,511.55 and 2,090.08

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Solution

The fourth proportional to 5,008.51, 7,511.55 and 2,090.08 is: 3,134.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.51 : 7,511.55 = 2,090.08 : x
  2. Step 2: Convert to fraction form
    5,008.51/7,511.55 = 2,090.08/x
  3. Step 3: Cross multiply
    5,008.51x = 7,511.55 × 2,090.08
  4. Step 4: Simplify right side
    5,008.51x = 15,699,740.42
  5. Step 5: Solve for x
    x = 15,699,740.42/5,008.51
  6. Step 6: Final answer
    x = 3,134.61

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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.