Home / 2,011.74-3,018.01-1,190.60

Finding the Fourth Proportional to 2,011.74, 3,018.01 and 1,190.60

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Solution

The fourth proportional to 2,011.74, 3,018.01 and 1,190.60 is: 1,786.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011.74 : 3,018.01 = 1,190.60 : x
  2. Step 2: Convert to fraction form
    2,011.74/3,018.01 = 1,190.60/x
  3. Step 3: Cross multiply
    2,011.74x = 3,018.01 × 1,190.60
  4. Step 4: Simplify right side
    2,011.74x = 3,593,242.71
  5. Step 5: Solve for x
    x = 3,593,242.71/2,011.74
  6. Step 6: Final answer
    x = 1,786.14

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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.