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Finding the Fourth Proportional to 3,975.92, 5,964.03 and 1,510.99

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Solution

The fourth proportional to 3,975.92, 5,964.03 and 1,510.99 is: 2,266.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.92 : 5,964.03 = 1,510.99 : x
  2. Step 2: Convert to fraction form
    3,975.92/5,964.03 = 1,510.99/x
  3. Step 3: Cross multiply
    3,975.92x = 5,964.03 × 1,510.99
  4. Step 4: Simplify right side
    3,975.92x = 9,011,574.78
  5. Step 5: Solve for x
    x = 9,011,574.78/3,975.92
  6. Step 6: Final answer
    x = 2,266.54

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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.