Home / 2,984.10-4,110.36-2,511.42

Finding the Fourth Proportional to 2,984.10, 4,110.36 and 2,511.42

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Solution

The fourth proportional to 2,984.10, 4,110.36 and 2,511.42 is: 3,459.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.10 : 4,110.36 = 2,511.42 : x
  2. Step 2: Convert to fraction form
    2,984.10/4,110.36 = 2,511.42/x
  3. Step 3: Cross multiply
    2,984.10x = 4,110.36 × 2,511.42
  4. Step 4: Simplify right side
    2,984.10x = 10,322,840.31
  5. Step 5: Solve for x
    x = 10,322,840.31/2,984.10
  6. Step 6: Final answer
    x = 3,459.28

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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.