Home / 5,093.08-7,028.75-2,855.68

Finding the Fourth Proportional to 5,093.08, 7,028.75 and 2,855.68

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Solution

The fourth proportional to 5,093.08, 7,028.75 and 2,855.68 is: 3,941.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093.08 : 7,028.75 = 2,855.68 : x
  2. Step 2: Convert to fraction form
    5,093.08/7,028.75 = 2,855.68/x
  3. Step 3: Cross multiply
    5,093.08x = 7,028.75 × 2,855.68
  4. Step 4: Simplify right side
    5,093.08x = 20,071,838.32
  5. Step 5: Solve for x
    x = 20,071,838.32/5,093.08
  6. Step 6: Final answer
    x = 3,941.00

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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.