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Finding the Fourth Proportional to 4,975.51, 6,866.28 and 2,737.48

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Solution

The fourth proportional to 4,975.51, 6,866.28 and 2,737.48 is: 3,777.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.51 : 6,866.28 = 2,737.48 : x
  2. Step 2: Convert to fraction form
    4,975.51/6,866.28 = 2,737.48/x
  3. Step 3: Cross multiply
    4,975.51x = 6,866.28 × 2,737.48
  4. Step 4: Simplify right side
    4,975.51x = 18,796,304.17
  5. Step 5: Solve for x
    x = 18,796,304.17/4,975.51
  6. Step 6: Final answer
    x = 3,777.76

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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.