Home / 2,213.93-3,317.36-1,693.31

Finding the Fourth Proportional to 2,213.93, 3,317.36 and 1,693.31

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Solution

The fourth proportional to 2,213.93, 3,317.36 and 1,693.31 is: 2,537.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213.93 : 3,317.36 = 1,693.31 : x
  2. Step 2: Convert to fraction form
    2,213.93/3,317.36 = 1,693.31/x
  3. Step 3: Cross multiply
    2,213.93x = 3,317.36 × 1,693.31
  4. Step 4: Simplify right side
    2,213.93x = 5,617,293.81
  5. Step 5: Solve for x
    x = 5,617,293.81/2,213.93
  6. Step 6: Final answer
    x = 2,537.25

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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.