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Finding the Fourth Proportional to 6,274.71, 8,653.08 and 3,756.42

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Solution

The fourth proportional to 6,274.71, 8,653.08 and 3,756.42 is: 5,180.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,274.71 : 8,653.08 = 3,756.42 : x
  2. Step 2: Convert to fraction form
    6,274.71/8,653.08 = 3,756.42/x
  3. Step 3: Cross multiply
    6,274.71x = 8,653.08 × 3,756.42
  4. Step 4: Simplify right side
    6,274.71x = 32,504,602.77
  5. Step 5: Solve for x
    x = 32,504,602.77/6,274.71
  6. Step 6: Final answer
    x = 5,180.26

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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.