Home / 2,994.82-4,131.68-1,875.28

Finding the Fourth Proportional to 2,994.82, 4,131.68 and 1,875.28

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Solution

The fourth proportional to 2,994.82, 4,131.68 and 1,875.28 is: 2,587.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994.82 : 4,131.68 = 1,875.28 : x
  2. Step 2: Convert to fraction form
    2,994.82/4,131.68 = 1,875.28/x
  3. Step 3: Cross multiply
    2,994.82x = 4,131.68 × 1,875.28
  4. Step 4: Simplify right side
    2,994.82x = 7,748,056.87
  5. Step 5: Solve for x
    x = 7,748,056.87/2,994.82
  6. Step 6: Final answer
    x = 2,587.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.