Home / 5,743.47-7,926.45-3,354.21

Finding the Fourth Proportional to 5,743.47, 7,926.45 and 3,354.21

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Solution

The fourth proportional to 5,743.47, 7,926.45 and 3,354.21 is: 4,629.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743.47 : 7,926.45 = 3,354.21 : x
  2. Step 2: Convert to fraction form
    5,743.47/7,926.45 = 3,354.21/x
  3. Step 3: Cross multiply
    5,743.47x = 7,926.45 × 3,354.21
  4. Step 4: Simplify right side
    5,743.47x = 26,586,977.85
  5. Step 5: Solve for x
    x = 26,586,977.85/5,743.47
  6. Step 6: Final answer
    x = 4,629.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.