Home / 1,968.48-2,956.82-1,660.93

Finding the Fourth Proportional to 1,968.48, 2,956.82 and 1,660.93

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Solution

The fourth proportional to 1,968.48, 2,956.82 and 1,660.93 is: 2,494.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968.48 : 2,956.82 = 1,660.93 : x
  2. Step 2: Convert to fraction form
    1,968.48/2,956.82 = 1,660.93/x
  3. Step 3: Cross multiply
    1,968.48x = 2,956.82 × 1,660.93
  4. Step 4: Simplify right side
    1,968.48x = 4,911,071.04
  5. Step 5: Solve for x
    x = 4,911,071.04/1,968.48
  6. Step 6: Final answer
    x = 2,494.85

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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.