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Finding the Fourth Proportional to 5,794.16, 8,688.99 and 1,994.08

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Solution

The fourth proportional to 5,794.16, 8,688.99 and 1,994.08 is: 2,990.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,794.16 : 8,688.99 = 1,994.08 : x
  2. Step 2: Convert to fraction form
    5,794.16/8,688.99 = 1,994.08/x
  3. Step 3: Cross multiply
    5,794.16x = 8,688.99 × 1,994.08
  4. Step 4: Simplify right side
    5,794.16x = 17,326,487.76
  5. Step 5: Solve for x
    x = 17,326,487.76/5,794.16
  6. Step 6: Final answer
    x = 2,990.34

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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.