Home / 2,938.17-4,054.77-1,612.02

Finding the Fourth Proportional to 2,938.17, 4,054.77 and 1,612.02

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Solution

The fourth proportional to 2,938.17, 4,054.77 and 1,612.02 is: 2,224.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938.17 : 4,054.77 = 1,612.02 : x
  2. Step 2: Convert to fraction form
    2,938.17/4,054.77 = 1,612.02/x
  3. Step 3: Cross multiply
    2,938.17x = 4,054.77 × 1,612.02
  4. Step 4: Simplify right side
    2,938.17x = 6,536,370.34
  5. Step 5: Solve for x
    x = 6,536,370.34/2,938.17
  6. Step 6: Final answer
    x = 2,224.64

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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.