Home / 2,113.36-3,169.86-1,017.04

Finding the Fourth Proportional to 2,113.36, 3,169.86 and 1,017.04

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Solution

The fourth proportional to 2,113.36, 3,169.86 and 1,017.04 is: 1,525.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113.36 : 3,169.86 = 1,017.04 : x
  2. Step 2: Convert to fraction form
    2,113.36/3,169.86 = 1,017.04/x
  3. Step 3: Cross multiply
    2,113.36x = 3,169.86 × 1,017.04
  4. Step 4: Simplify right side
    2,113.36x = 3,223,874.41
  5. Step 5: Solve for x
    x = 3,223,874.41/2,113.36
  6. Step 6: Final answer
    x = 1,525.47

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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.