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Finding the Fourth Proportional to 5,094.43, 7,024.62 and 4,890.31

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Solution

The fourth proportional to 5,094.43, 7,024.62 and 4,890.31 is: 6,743.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,094.43 : 7,024.62 = 4,890.31 : x
  2. Step 2: Convert to fraction form
    5,094.43/7,024.62 = 4,890.31/x
  3. Step 3: Cross multiply
    5,094.43x = 7,024.62 × 4,890.31
  4. Step 4: Simplify right side
    5,094.43x = 34,352,570.21
  5. Step 5: Solve for x
    x = 34,352,570.21/5,094.43
  6. Step 6: Final answer
    x = 6,743.17

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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.