Home / 5,039.78-7,559.69-1,341.83

Finding the Fourth Proportional to 5,039.78, 7,559.69 and 1,341.83

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Solution

The fourth proportional to 5,039.78, 7,559.69 and 1,341.83 is: 2,012.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.78 : 7,559.69 = 1,341.83 : x
  2. Step 2: Convert to fraction form
    5,039.78/7,559.69 = 1,341.83/x
  3. Step 3: Cross multiply
    5,039.78x = 7,559.69 × 1,341.83
  4. Step 4: Simplify right side
    5,039.78x = 10,143,818.83
  5. Step 5: Solve for x
    x = 10,143,818.83/5,039.78
  6. Step 6: Final answer
    x = 2,012.75

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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.