Home / 5,019.41-7,530.62-1,900.37

Finding the Fourth Proportional to 5,019.41, 7,530.62 and 1,900.37

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Solution

The fourth proportional to 5,019.41, 7,530.62 and 1,900.37 is: 2,851.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019.41 : 7,530.62 = 1,900.37 : x
  2. Step 2: Convert to fraction form
    5,019.41/7,530.62 = 1,900.37/x
  3. Step 3: Cross multiply
    5,019.41x = 7,530.62 × 1,900.37
  4. Step 4: Simplify right side
    5,019.41x = 14,310,987.91
  5. Step 5: Solve for x
    x = 14,310,987.91/5,019.41
  6. Step 6: Final answer
    x = 2,851.13

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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.