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Finding the Fourth Proportional to 5,941.78, 8,930.61 and 4,908.42

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Solution

The fourth proportional to 5,941.78, 8,930.61 and 4,908.42 is: 7,377.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,941.78 : 8,930.61 = 4,908.42 : x
  2. Step 2: Convert to fraction form
    5,941.78/8,930.61 = 4,908.42/x
  3. Step 3: Cross multiply
    5,941.78x = 8,930.61 × 4,908.42
  4. Step 4: Simplify right side
    5,941.78x = 43,835,184.74
  5. Step 5: Solve for x
    x = 43,835,184.74/5,941.78
  6. Step 6: Final answer
    x = 7,377.45

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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.