Home / 3,272.40-4,908.60-1,544.40

Finding the Fourth Proportional to 3,272.40, 4,908.60 and 1,544.40

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Solution

The fourth proportional to 3,272.40, 4,908.60 and 1,544.40 is: 2,316.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.40 : 4,908.60 = 1,544.40 : x
  2. Step 2: Convert to fraction form
    3,272.40/4,908.60 = 1,544.40/x
  3. Step 3: Cross multiply
    3,272.40x = 4,908.60 × 1,544.40
  4. Step 4: Simplify right side
    3,272.40x = 7,580,841.84
  5. Step 5: Solve for x
    x = 7,580,841.84/3,272.40
  6. Step 6: Final answer
    x = 2,316.60

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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.