Home / 2,841.04-4,261.20-893.20

Finding the Fourth Proportional to 2,841.04, 4,261.20 and 893.20

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Solution

The fourth proportional to 2,841.04, 4,261.20 and 893.20 is: 1,339.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.04 : 4,261.20 = 893.20 : x
  2. Step 2: Convert to fraction form
    2,841.04/4,261.20 = 893.20/x
  3. Step 3: Cross multiply
    2,841.04x = 4,261.20 × 893.20
  4. Step 4: Simplify right side
    2,841.04x = 3,806,103.84
  5. Step 5: Solve for x
    x = 3,806,103.84/2,841.04
  6. Step 6: Final answer
    x = 1,339.69

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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.