Home / 2,106.46-3,158.56-700.26

Finding the Fourth Proportional to 2,106.46, 3,158.56 and 700.26

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Solution

The fourth proportional to 2,106.46, 3,158.56 and 700.26 is: 1,050.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106.46 : 3,158.56 = 700.26 : x
  2. Step 2: Convert to fraction form
    2,106.46/3,158.56 = 700.26/x
  3. Step 3: Cross multiply
    2,106.46x = 3,158.56 × 700.26
  4. Step 4: Simplify right side
    2,106.46x = 2,211,813.23
  5. Step 5: Solve for x
    x = 2,211,813.23/2,106.46
  6. Step 6: Final answer
    x = 1,050.01

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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.