Home / 5,376.10-8,059.29-1,912.54

Finding the Fourth Proportional to 5,376.10, 8,059.29 and 1,912.54

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Solution

The fourth proportional to 5,376.10, 8,059.29 and 1,912.54 is: 2,867.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.10 : 8,059.29 = 1,912.54 : x
  2. Step 2: Convert to fraction form
    5,376.10/8,059.29 = 1,912.54/x
  3. Step 3: Cross multiply
    5,376.10x = 8,059.29 × 1,912.54
  4. Step 4: Simplify right side
    5,376.10x = 15,413,714.50
  5. Step 5: Solve for x
    x = 15,413,714.50/5,376.10
  6. Step 6: Final answer
    x = 2,867.08

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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.