Home / 1,504.14-2,076.63-1,190.67

Finding the Fourth Proportional to 1,504.14, 2,076.63 and 1,190.67

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Solution

The fourth proportional to 1,504.14, 2,076.63 and 1,190.67 is: 1,643.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.14 : 2,076.63 = 1,190.67 : x
  2. Step 2: Convert to fraction form
    1,504.14/2,076.63 = 1,190.67/x
  3. Step 3: Cross multiply
    1,504.14x = 2,076.63 × 1,190.67
  4. Step 4: Simplify right side
    1,504.14x = 2,472,581.04
  5. Step 5: Solve for x
    x = 2,472,581.04/1,504.14
  6. Step 6: Final answer
    x = 1,643.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.