Home / 5,036.99-7,556.56-2,113.61

Finding the Fourth Proportional to 5,036.99, 7,556.56 and 2,113.61

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Solution

The fourth proportional to 5,036.99, 7,556.56 and 2,113.61 is: 3,170.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,036.99 : 7,556.56 = 2,113.61 : x
  2. Step 2: Convert to fraction form
    5,036.99/7,556.56 = 2,113.61/x
  3. Step 3: Cross multiply
    5,036.99x = 7,556.56 × 2,113.61
  4. Step 4: Simplify right side
    5,036.99x = 15,971,577.71
  5. Step 5: Solve for x
    x = 15,971,577.71/5,036.99
  6. Step 6: Final answer
    x = 3,170.86

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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.