Home / 5,093.85-7,029.70-2,855.77

Finding the Fourth Proportional to 5,093.85, 7,029.70 and 2,855.77

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Solution

The fourth proportional to 5,093.85, 7,029.70 and 2,855.77 is: 3,941.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093.85 : 7,029.70 = 2,855.77 : x
  2. Step 2: Convert to fraction form
    5,093.85/7,029.70 = 2,855.77/x
  3. Step 3: Cross multiply
    5,093.85x = 7,029.70 × 2,855.77
  4. Step 4: Simplify right side
    5,093.85x = 20,075,206.37
  5. Step 5: Solve for x
    x = 20,075,206.37/5,093.85
  6. Step 6: Final answer
    x = 3,941.07

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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.