Home / 2,937.26-4,401.77-2,111.64

Finding the Fourth Proportional to 2,937.26, 4,401.77 and 2,111.64

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Solution

The fourth proportional to 2,937.26, 4,401.77 and 2,111.64 is: 3,164.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.26 : 4,401.77 = 2,111.64 : x
  2. Step 2: Convert to fraction form
    2,937.26/4,401.77 = 2,111.64/x
  3. Step 3: Cross multiply
    2,937.26x = 4,401.77 × 2,111.64
  4. Step 4: Simplify right side
    2,937.26x = 9,294,943.04
  5. Step 5: Solve for x
    x = 9,294,943.04/2,937.26
  6. Step 6: Final answer
    x = 3,164.50

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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.