Home / 2,994.85-4,133.39-2,285.35

Finding the Fourth Proportional to 2,994.85, 4,133.39 and 2,285.35

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Solution

The fourth proportional to 2,994.85, 4,133.39 and 2,285.35 is: 3,154.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994.85 : 4,133.39 = 2,285.35 : x
  2. Step 2: Convert to fraction form
    2,994.85/4,133.39 = 2,285.35/x
  3. Step 3: Cross multiply
    2,994.85x = 4,133.39 × 2,285.35
  4. Step 4: Simplify right side
    2,994.85x = 9,446,242.84
  5. Step 5: Solve for x
    x = 9,446,242.84/2,994.85
  6. Step 6: Final answer
    x = 3,154.16

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1.5x scale

Why These Related Problems?

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