Home / 2,938.33-4,054.90-1,612.05

Finding the Fourth Proportional to 2,938.33, 4,054.90 and 1,612.05

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Solution

The fourth proportional to 2,938.33, 4,054.90 and 1,612.05 is: 2,224.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938.33 : 4,054.90 = 1,612.05 : x
  2. Step 2: Convert to fraction form
    2,938.33/4,054.90 = 1,612.05/x
  3. Step 3: Cross multiply
    2,938.33x = 4,054.90 × 1,612.05
  4. Step 4: Simplify right side
    2,938.33x = 6,536,701.55
  5. Step 5: Solve for x
    x = 6,536,701.55/2,938.33
  6. Step 6: Final answer
    x = 2,224.63

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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.