Home / 4,068.77-6,103.56-1,878.12

Finding the Fourth Proportional to 4,068.77, 6,103.56 and 1,878.12

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Solution

The fourth proportional to 4,068.77, 6,103.56 and 1,878.12 is: 2,817.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,068.77 : 6,103.56 = 1,878.12 : x
  2. Step 2: Convert to fraction form
    4,068.77/6,103.56 = 1,878.12/x
  3. Step 3: Cross multiply
    4,068.77x = 6,103.56 × 1,878.12
  4. Step 4: Simplify right side
    4,068.77x = 11,463,218.11
  5. Step 5: Solve for x
    x = 11,463,218.11/4,068.77
  6. Step 6: Final answer
    x = 2,817.37

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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.