Home / 2,011.33-3,017.00-1,087.32

Finding the Fourth Proportional to 2,011.33, 3,017.00 and 1,087.32

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Solution

The fourth proportional to 2,011.33, 3,017.00 and 1,087.32 is: 1,630.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011.33 : 3,017.00 = 1,087.32 : x
  2. Step 2: Convert to fraction form
    2,011.33/3,017.00 = 1,087.32/x
  3. Step 3: Cross multiply
    2,011.33x = 3,017.00 × 1,087.32
  4. Step 4: Simplify right side
    2,011.33x = 3,280,452.36
  5. Step 5: Solve for x
    x = 3,280,452.36/2,011.33
  6. Step 6: Final answer
    x = 1,630.99

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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.