Home / 5,590.11-8,386.08-2,080.13

Finding the Fourth Proportional to 5,590.11, 8,386.08 and 2,080.13

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Solution

The fourth proportional to 5,590.11, 8,386.08 and 2,080.13 is: 3,120.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.11 : 8,386.08 = 2,080.13 : x
  2. Step 2: Convert to fraction form
    5,590.11/8,386.08 = 2,080.13/x
  3. Step 3: Cross multiply
    5,590.11x = 8,386.08 × 2,080.13
  4. Step 4: Simplify right side
    5,590.11x = 17,444,145.73
  5. Step 5: Solve for x
    x = 17,444,145.73/5,590.11
  6. Step 6: Final answer
    x = 3,120.54

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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.