Home / 1,410.23-2,110.93-968.91

Finding the Fourth Proportional to 1,410.23, 2,110.93 and 968.91

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Solution

The fourth proportional to 1,410.23, 2,110.93 and 968.91 is: 1,450.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410.23 : 2,110.93 = 968.91 : x
  2. Step 2: Convert to fraction form
    1,410.23/2,110.93 = 968.91/x
  3. Step 3: Cross multiply
    1,410.23x = 2,110.93 × 968.91
  4. Step 4: Simplify right side
    1,410.23x = 2,045,290.85
  5. Step 5: Solve for x
    x = 2,045,290.85/1,410.23
  6. Step 6: Final answer
    x = 1,450.32

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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.