Home / 3,036.54-4,555.02-1,281.36

Finding the Fourth Proportional to 3,036.54, 4,555.02 and 1,281.36

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Solution

The fourth proportional to 3,036.54, 4,555.02 and 1,281.36 is: 1,922.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.54 : 4,555.02 = 1,281.36 : x
  2. Step 2: Convert to fraction form
    3,036.54/4,555.02 = 1,281.36/x
  3. Step 3: Cross multiply
    3,036.54x = 4,555.02 × 1,281.36
  4. Step 4: Simplify right side
    3,036.54x = 5,836,620.43
  5. Step 5: Solve for x
    x = 5,836,620.43/3,036.54
  6. Step 6: Final answer
    x = 1,922.13

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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.