Home / 3,317.44-4,975.08-1,126.12

Finding the Fourth Proportional to 3,317.44, 4,975.08 and 1,126.12

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Solution

The fourth proportional to 3,317.44, 4,975.08 and 1,126.12 is: 1,688.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.44 : 4,975.08 = 1,126.12 : x
  2. Step 2: Convert to fraction form
    3,317.44/4,975.08 = 1,126.12/x
  3. Step 3: Cross multiply
    3,317.44x = 4,975.08 × 1,126.12
  4. Step 4: Simplify right side
    3,317.44x = 5,602,537.09
  5. Step 5: Solve for x
    x = 5,602,537.09/3,317.44
  6. Step 6: Final answer
    x = 1,688.81

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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.