Home / 4,075.86-6,110.15-1,994.57

Finding the Fourth Proportional to 4,075.86, 6,110.15 and 1,994.57

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Solution

The fourth proportional to 4,075.86, 6,110.15 and 1,994.57 is: 2,990.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.86 : 6,110.15 = 1,994.57 : x
  2. Step 2: Convert to fraction form
    4,075.86/6,110.15 = 1,994.57/x
  3. Step 3: Cross multiply
    4,075.86x = 6,110.15 × 1,994.57
  4. Step 4: Simplify right side
    4,075.86x = 12,187,081.36
  5. Step 5: Solve for x
    x = 12,187,081.36/4,075.86
  6. Step 6: Final answer
    x = 2,990.06

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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.