Home / 4,143.83-6,215.60-1,370.44

Finding the Fourth Proportional to 4,143.83, 6,215.60 and 1,370.44

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Solution

The fourth proportional to 4,143.83, 6,215.60 and 1,370.44 is: 2,055.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.83 : 6,215.60 = 1,370.44 : x
  2. Step 2: Convert to fraction form
    4,143.83/6,215.60 = 1,370.44/x
  3. Step 3: Cross multiply
    4,143.83x = 6,215.60 × 1,370.44
  4. Step 4: Simplify right side
    4,143.83x = 8,518,094.75
  5. Step 5: Solve for x
    x = 8,518,094.75/4,143.83
  6. Step 6: Final answer
    x = 2,055.61

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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.