Home / 5,694.51-8,536.32-1,994.31

Finding the Fourth Proportional to 5,694.51, 8,536.32 and 1,994.31

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Solution

The fourth proportional to 5,694.51, 8,536.32 and 1,994.31 is: 2,989.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,694.51 : 8,536.32 = 1,994.31 : x
  2. Step 2: Convert to fraction form
    5,694.51/8,536.32 = 1,994.31/x
  3. Step 3: Cross multiply
    5,694.51x = 8,536.32 × 1,994.31
  4. Step 4: Simplify right side
    5,694.51x = 17,024,068.34
  5. Step 5: Solve for x
    x = 17,024,068.34/5,694.51
  6. Step 6: Final answer
    x = 2,989.56

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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.