Home / 6,074.15-9,111.60-1,914.30

Finding the Fourth Proportional to 6,074.15, 9,111.60 and 1,914.30

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Solution

The fourth proportional to 6,074.15, 9,111.60 and 1,914.30 is: 2,871.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,074.15 : 9,111.60 = 1,914.30 : x
  2. Step 2: Convert to fraction form
    6,074.15/9,111.60 = 1,914.30/x
  3. Step 3: Cross multiply
    6,074.15x = 9,111.60 × 1,914.30
  4. Step 4: Simplify right side
    6,074.15x = 17,442,335.88
  5. Step 5: Solve for x
    x = 17,442,335.88/6,074.15
  6. Step 6: Final answer
    x = 2,871.57

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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.