Home / 3,771.65-5,637.63-3,274.08

Finding the Fourth Proportional to 3,771.65, 5,637.63 and 3,274.08

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Solution

The fourth proportional to 3,771.65, 5,637.63 and 3,274.08 is: 4,893.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.65 : 5,637.63 = 3,274.08 : x
  2. Step 2: Convert to fraction form
    3,771.65/5,637.63 = 3,274.08/x
  3. Step 3: Cross multiply
    3,771.65x = 5,637.63 × 3,274.08
  4. Step 4: Simplify right side
    3,771.65x = 18,458,051.63
  5. Step 5: Solve for x
    x = 18,458,051.63/3,771.65
  6. Step 6: Final answer
    x = 4,893.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.