Home / 2,736.48-3,776.58-2,238.06

Finding the Fourth Proportional to 2,736.48, 3,776.58 and 2,238.06

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Solution

The fourth proportional to 2,736.48, 3,776.58 and 2,238.06 is: 3,088.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.48 : 3,776.58 = 2,238.06 : x
  2. Step 2: Convert to fraction form
    2,736.48/3,776.58 = 2,238.06/x
  3. Step 3: Cross multiply
    2,736.48x = 3,776.58 × 2,238.06
  4. Step 4: Simplify right side
    2,736.48x = 8,452,212.63
  5. Step 5: Solve for x
    x = 8,452,212.63/2,736.48
  6. Step 6: Final answer
    x = 3,088.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.