Home / 4,222.68-6,330.60-1,759.35

Finding the Fourth Proportional to 4,222.68, 6,330.60 and 1,759.35

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Solution

The fourth proportional to 4,222.68, 6,330.60 and 1,759.35 is: 2,637.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.68 : 6,330.60 = 1,759.35 : x
  2. Step 2: Convert to fraction form
    4,222.68/6,330.60 = 1,759.35/x
  3. Step 3: Cross multiply
    4,222.68x = 6,330.60 × 1,759.35
  4. Step 4: Simplify right side
    4,222.68x = 11,137,741.11
  5. Step 5: Solve for x
    x = 11,137,741.11/4,222.68
  6. Step 6: Final answer
    x = 2,637.60

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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.