Home / 1,410.81-1,946.26-850.93

Finding the Fourth Proportional to 1,410.81, 1,946.26 and 850.93

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Solution

The fourth proportional to 1,410.81, 1,946.26 and 850.93 is: 1,173.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410.81 : 1,946.26 = 850.93 : x
  2. Step 2: Convert to fraction form
    1,410.81/1,946.26 = 850.93/x
  3. Step 3: Cross multiply
    1,410.81x = 1,946.26 × 850.93
  4. Step 4: Simplify right side
    1,410.81x = 1,656,131.02
  5. Step 5: Solve for x
    x = 1,656,131.02/1,410.81
  6. Step 6: Final answer
    x = 1,173.89

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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.