Home / 2,146.66-2,962.37-1,202.45

Finding the Fourth Proportional to 2,146.66, 2,962.37 and 1,202.45

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Solution

The fourth proportional to 2,146.66, 2,962.37 and 1,202.45 is: 1,659.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146.66 : 2,962.37 = 1,202.45 : x
  2. Step 2: Convert to fraction form
    2,146.66/2,962.37 = 1,202.45/x
  3. Step 3: Cross multiply
    2,146.66x = 2,962.37 × 1,202.45
  4. Step 4: Simplify right side
    2,146.66x = 3,562,101.81
  5. Step 5: Solve for x
    x = 3,562,101.81/2,146.66
  6. Step 6: Final answer
    x = 1,659.37

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1.5x scale

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.