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Finding the Fourth Proportional to 4,510.82, 6,760.46 and 3,923.40

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Solution

The fourth proportional to 4,510.82, 6,760.46 and 3,923.40 is: 5,880.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,510.82 : 6,760.46 = 3,923.40 : x
  2. Step 2: Convert to fraction form
    4,510.82/6,760.46 = 3,923.40/x
  3. Step 3: Cross multiply
    4,510.82x = 6,760.46 × 3,923.40
  4. Step 4: Simplify right side
    4,510.82x = 26,523,988.76
  5. Step 5: Solve for x
    x = 26,523,988.76/4,510.82
  6. Step 6: Final answer
    x = 5,880.08

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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.