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Finding the Fourth Proportional to 4,673.87, 6,994.63 and 2,894.19

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Solution

The fourth proportional to 4,673.87, 6,994.63 and 2,894.19 is: 4,331.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673.87 : 6,994.63 = 2,894.19 : x
  2. Step 2: Convert to fraction form
    4,673.87/6,994.63 = 2,894.19/x
  3. Step 3: Cross multiply
    4,673.87x = 6,994.63 × 2,894.19
  4. Step 4: Simplify right side
    4,673.87x = 20,243,788.20
  5. Step 5: Solve for x
    x = 20,243,788.20/4,673.87
  6. Step 6: Final answer
    x = 4,331.27

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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.