Home / 5,274.04-7,912.71-1,576.42

Finding the Fourth Proportional to 5,274.04, 7,912.71 and 1,576.42

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Solution

The fourth proportional to 5,274.04, 7,912.71 and 1,576.42 is: 2,365.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.04 : 7,912.71 = 1,576.42 : x
  2. Step 2: Convert to fraction form
    5,274.04/7,912.71 = 1,576.42/x
  3. Step 3: Cross multiply
    5,274.04x = 7,912.71 × 1,576.42
  4. Step 4: Simplify right side
    5,274.04x = 12,473,754.30
  5. Step 5: Solve for x
    x = 12,473,754.30/5,274.04
  6. Step 6: Final answer
    x = 2,365.12

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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.