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Finding the Fourth Proportional to 5,946.90, 8,911.80 and 3,344.34

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Solution

The fourth proportional to 5,946.90, 8,911.80 and 3,344.34 is: 5,011.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,946.90 : 8,911.80 = 3,344.34 : x
  2. Step 2: Convert to fraction form
    5,946.90/8,911.80 = 3,344.34/x
  3. Step 3: Cross multiply
    5,946.90x = 8,911.80 × 3,344.34
  4. Step 4: Simplify right side
    5,946.90x = 29,804,089.21
  5. Step 5: Solve for x
    x = 29,804,089.21/5,946.90
  6. Step 6: Final answer
    x = 5,011.70

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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.