Home / 3,950.26-5,924.10-1,317.20

Finding the Fourth Proportional to 3,950.26, 5,924.10 and 1,317.20

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Solution

The fourth proportional to 3,950.26, 5,924.10 and 1,317.20 is: 1,975.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.26 : 5,924.10 = 1,317.20 : x
  2. Step 2: Convert to fraction form
    3,950.26/5,924.10 = 1,317.20/x
  3. Step 3: Cross multiply
    3,950.26x = 5,924.10 × 1,317.20
  4. Step 4: Simplify right side
    3,950.26x = 7,803,224.52
  5. Step 5: Solve for x
    x = 7,803,224.52/3,950.26
  6. Step 6: Final answer
    x = 1,975.37

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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.