Home / 5,274.38-7,911.61-1,576.26

Finding the Fourth Proportional to 5,274.38, 7,911.61 and 1,576.26

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Solution

The fourth proportional to 5,274.38, 7,911.61 and 1,576.26 is: 2,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.38 : 7,911.61 = 1,576.26 : x
  2. Step 2: Convert to fraction form
    5,274.38/7,911.61 = 1,576.26/x
  3. Step 3: Cross multiply
    5,274.38x = 7,911.61 × 1,576.26
  4. Step 4: Simplify right side
    5,274.38x = 12,470,750.44
  5. Step 5: Solve for x
    x = 12,470,750.44/5,274.38
  6. Step 6: Final answer
    x = 2,364.40

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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.