Home / 2,633.16-3,629.56-2,072.74

Finding the Fourth Proportional to 2,633.16, 3,629.56 and 2,072.74

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Solution

The fourth proportional to 2,633.16, 3,629.56 and 2,072.74 is: 2,857.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,633.16 : 3,629.56 = 2,072.74 : x
  2. Step 2: Convert to fraction form
    2,633.16/3,629.56 = 2,072.74/x
  3. Step 3: Cross multiply
    2,633.16x = 3,629.56 × 2,072.74
  4. Step 4: Simplify right side
    2,633.16x = 7,523,130.63
  5. Step 5: Solve for x
    x = 7,523,130.63/2,633.16
  6. Step 6: Final answer
    x = 2,857.08

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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.