Home / 4,138.61-6,210.62-1,541.54

Finding the Fourth Proportional to 4,138.61, 6,210.62 and 1,541.54

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Solution

The fourth proportional to 4,138.61, 6,210.62 and 1,541.54 is: 2,313.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.61 : 6,210.62 = 1,541.54 : x
  2. Step 2: Convert to fraction form
    4,138.61/6,210.62 = 1,541.54/x
  3. Step 3: Cross multiply
    4,138.61x = 6,210.62 × 1,541.54
  4. Step 4: Simplify right side
    4,138.61x = 9,573,932.75
  5. Step 5: Solve for x
    x = 9,573,932.75/4,138.61
  6. Step 6: Final answer
    x = 2,313.32

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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.