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Finding the Fourth Proportional to 5,324.93, 7,348.74 and 2,934.90

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Solution

The fourth proportional to 5,324.93, 7,348.74 and 2,934.90 is: 4,050.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.93 : 7,348.74 = 2,934.90 : x
  2. Step 2: Convert to fraction form
    5,324.93/7,348.74 = 2,934.90/x
  3. Step 3: Cross multiply
    5,324.93x = 7,348.74 × 2,934.90
  4. Step 4: Simplify right side
    5,324.93x = 21,567,806.02
  5. Step 5: Solve for x
    x = 21,567,806.02/5,324.93
  6. Step 6: Final answer
    x = 4,050.35

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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.