Home / 2,966.51-4,446.72-1,928.60

Finding the Fourth Proportional to 2,966.51, 4,446.72 and 1,928.60

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Solution

The fourth proportional to 2,966.51, 4,446.72 and 1,928.60 is: 2,890.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.51 : 4,446.72 = 1,928.60 : x
  2. Step 2: Convert to fraction form
    2,966.51/4,446.72 = 1,928.60/x
  3. Step 3: Cross multiply
    2,966.51x = 4,446.72 × 1,928.60
  4. Step 4: Simplify right side
    2,966.51x = 8,575,921.96
  5. Step 5: Solve for x
    x = 8,575,921.96/2,966.51
  6. Step 6: Final answer
    x = 2,890.92

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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.