Home / 2,967.08-4,094.46-1,640.75

Finding the Fourth Proportional to 2,967.08, 4,094.46 and 1,640.75

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Solution

The fourth proportional to 2,967.08, 4,094.46 and 1,640.75 is: 2,264.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.08 : 4,094.46 = 1,640.75 : x
  2. Step 2: Convert to fraction form
    2,967.08/4,094.46 = 1,640.75/x
  3. Step 3: Cross multiply
    2,967.08x = 4,094.46 × 1,640.75
  4. Step 4: Simplify right side
    2,967.08x = 6,717,964.77
  5. Step 5: Solve for x
    x = 6,717,964.77/2,967.08
  6. Step 6: Final answer
    x = 2,264.17

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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.