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Finding the Fourth Proportional to 4,561.02, 6,843.18 and 1,929.18

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Solution

The fourth proportional to 4,561.02, 6,843.18 and 1,929.18 is: 2,894.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,561.02 : 6,843.18 = 1,929.18 : x
  2. Step 2: Convert to fraction form
    4,561.02/6,843.18 = 1,929.18/x
  3. Step 3: Cross multiply
    4,561.02x = 6,843.18 × 1,929.18
  4. Step 4: Simplify right side
    4,561.02x = 13,201,725.99
  5. Step 5: Solve for x
    x = 13,201,725.99/4,561.02
  6. Step 6: Final answer
    x = 2,894.47

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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.