Home / 4,077.95-6,114.87-1,994.81

Finding the Fourth Proportional to 4,077.95, 6,114.87 and 1,994.81

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Solution

The fourth proportional to 4,077.95, 6,114.87 and 1,994.81 is: 2,991.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.95 : 6,114.87 = 1,994.81 : x
  2. Step 2: Convert to fraction form
    4,077.95/6,114.87 = 1,994.81/x
  3. Step 3: Cross multiply
    4,077.95x = 6,114.87 × 1,994.81
  4. Step 4: Simplify right side
    4,077.95x = 12,197,973.25
  5. Step 5: Solve for x
    x = 12,197,973.25/4,077.95
  6. Step 6: Final answer
    x = 2,991.21

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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.