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Finding the Fourth Proportional to 4,743.04, 7,104.82 and 3,813.58

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Solution

The fourth proportional to 4,743.04, 7,104.82 and 3,813.58 is: 5,712.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.04 : 7,104.82 = 3,813.58 : x
  2. Step 2: Convert to fraction form
    4,743.04/7,104.82 = 3,813.58/x
  3. Step 3: Cross multiply
    4,743.04x = 7,104.82 × 3,813.58
  4. Step 4: Simplify right side
    4,743.04x = 27,094,799.46
  5. Step 5: Solve for x
    x = 27,094,799.46/4,743.04
  6. Step 6: Final answer
    x = 5,712.54

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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.