Home / 3,026.54-4,538.18-1,938.72

Finding the Fourth Proportional to 3,026.54, 4,538.18 and 1,938.72

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Solution

The fourth proportional to 3,026.54, 4,538.18 and 1,938.72 is: 2,907.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.54 : 4,538.18 = 1,938.72 : x
  2. Step 2: Convert to fraction form
    3,026.54/4,538.18 = 1,938.72/x
  3. Step 3: Cross multiply
    3,026.54x = 4,538.18 × 1,938.72
  4. Step 4: Simplify right side
    3,026.54x = 8,798,260.33
  5. Step 5: Solve for x
    x = 8,798,260.33/3,026.54
  6. Step 6: Final answer
    x = 2,907.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.