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Finding the Fourth Proportional to 4,594.74, 6,894.39 and 1,821.35

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Solution

The fourth proportional to 4,594.74, 6,894.39 and 1,821.35 is: 2,732.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,594.74 : 6,894.39 = 1,821.35 : x
  2. Step 2: Convert to fraction form
    4,594.74/6,894.39 = 1,821.35/x
  3. Step 3: Cross multiply
    4,594.74x = 6,894.39 × 1,821.35
  4. Step 4: Simplify right side
    4,594.74x = 12,557,088.12
  5. Step 5: Solve for x
    x = 12,557,088.12/4,594.74
  6. Step 6: Final answer
    x = 2,732.93

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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.