Home / 4,215.78-6,326.10-1,750.68

Finding the Fourth Proportional to 4,215.78, 6,326.10 and 1,750.68

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Solution

The fourth proportional to 4,215.78, 6,326.10 and 1,750.68 is: 2,627.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.78 : 6,326.10 = 1,750.68 : x
  2. Step 2: Convert to fraction form
    4,215.78/6,326.10 = 1,750.68/x
  3. Step 3: Cross multiply
    4,215.78x = 6,326.10 × 1,750.68
  4. Step 4: Simplify right side
    4,215.78x = 11,074,976.75
  5. Step 5: Solve for x
    x = 11,074,976.75/4,215.78
  6. Step 6: Final answer
    x = 2,627.03

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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.