Home / 5,093.90-7,030.08-2,855.78

Finding the Fourth Proportional to 5,093.90, 7,030.08 and 2,855.78

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Solution

The fourth proportional to 5,093.90, 7,030.08 and 2,855.78 is: 3,941.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093.90 : 7,030.08 = 2,855.78 : x
  2. Step 2: Convert to fraction form
    5,093.90/7,030.08 = 2,855.78/x
  3. Step 3: Cross multiply
    5,093.90x = 7,030.08 × 2,855.78
  4. Step 4: Simplify right side
    5,093.90x = 20,076,361.86
  5. Step 5: Solve for x
    x = 20,076,361.86/5,093.90
  6. Step 6: Final answer
    x = 3,941.26

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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.