Home / 5,041.32-7,561.07-1,919.69

Finding the Fourth Proportional to 5,041.32, 7,561.07 and 1,919.69

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Solution

The fourth proportional to 5,041.32, 7,561.07 and 1,919.69 is: 2,879.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,041.32 : 7,561.07 = 1,919.69 : x
  2. Step 2: Convert to fraction form
    5,041.32/7,561.07 = 1,919.69/x
  3. Step 3: Cross multiply
    5,041.32x = 7,561.07 × 1,919.69
  4. Step 4: Simplify right side
    5,041.32x = 14,514,863.06
  5. Step 5: Solve for x
    x = 14,514,863.06/5,041.32
  6. Step 6: Final answer
    x = 2,879.18

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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.