Home / 2,152.26-2,971.53-1,654.02

Finding the Fourth Proportional to 2,152.26, 2,971.53 and 1,654.02

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Solution

The fourth proportional to 2,152.26, 2,971.53 and 1,654.02 is: 2,283.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152.26 : 2,971.53 = 1,654.02 : x
  2. Step 2: Convert to fraction form
    2,152.26/2,971.53 = 1,654.02/x
  3. Step 3: Cross multiply
    2,152.26x = 2,971.53 × 1,654.02
  4. Step 4: Simplify right side
    2,152.26x = 4,914,970.05
  5. Step 5: Solve for x
    x = 4,914,970.05/2,152.26
  6. Step 6: Final answer
    x = 2,283.63

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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.