Home / 2,966.25-4,081.23-2,893.35

Finding the Fourth Proportional to 2,966.25, 4,081.23 and 2,893.35

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Solution

The fourth proportional to 2,966.25, 4,081.23 and 2,893.35 is: 3,980.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.25 : 4,081.23 = 2,893.35 : x
  2. Step 2: Convert to fraction form
    2,966.25/4,081.23 = 2,893.35/x
  3. Step 3: Cross multiply
    2,966.25x = 4,081.23 × 2,893.35
  4. Step 4: Simplify right side
    2,966.25x = 11,808,426.82
  5. Step 5: Solve for x
    x = 11,808,426.82/2,966.25
  6. Step 6: Final answer
    x = 3,980.93

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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.