Home / 2,036.28-3,038.80-1,817.56

Finding the Fourth Proportional to 2,036.28, 3,038.80 and 1,817.56

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Solution

The fourth proportional to 2,036.28, 3,038.80 and 1,817.56 is: 2,712.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036.28 : 3,038.80 = 1,817.56 : x
  2. Step 2: Convert to fraction form
    2,036.28/3,038.80 = 1,817.56/x
  3. Step 3: Cross multiply
    2,036.28x = 3,038.80 × 1,817.56
  4. Step 4: Simplify right side
    2,036.28x = 5,523,201.33
  5. Step 5: Solve for x
    x = 5,523,201.33/2,036.28
  6. Step 6: Final answer
    x = 2,712.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.