Home / 5,340.01-8,013.06-2,874.78

Finding the Fourth Proportional to 5,340.01, 8,013.06 and 2,874.78

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Solution

The fourth proportional to 5,340.01, 8,013.06 and 2,874.78 is: 4,313.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.01 : 8,013.06 = 2,874.78 : x
  2. Step 2: Convert to fraction form
    5,340.01/8,013.06 = 2,874.78/x
  3. Step 3: Cross multiply
    5,340.01x = 8,013.06 × 2,874.78
  4. Step 4: Simplify right side
    5,340.01x = 23,035,784.63
  5. Step 5: Solve for x
    x = 23,035,784.63/5,340.01
  6. Step 6: Final answer
    x = 4,313.81

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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.