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Finding the Fourth Proportional to 6,953.80, 10,431.51 and 2,274.16

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Solution

The fourth proportional to 6,953.80, 10,431.51 and 2,274.16 is: 3,411.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,953.80 : 10,431.51 = 2,274.16 : x
  2. Step 2: Convert to fraction form
    6,953.80/10,431.51 = 2,274.16/x
  3. Step 3: Cross multiply
    6,953.80x = 10,431.51 × 2,274.16
  4. Step 4: Simplify right side
    6,953.80x = 23,722,922.78
  5. Step 5: Solve for x
    x = 23,722,922.78/6,953.80
  6. Step 6: Final answer
    x = 3,411.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.