Home / 2,017.11-2,783.37-1,132.89

Finding the Fourth Proportional to 2,017.11, 2,783.37 and 1,132.89

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Solution

The fourth proportional to 2,017.11, 2,783.37 and 1,132.89 is: 1,563.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017.11 : 2,783.37 = 1,132.89 : x
  2. Step 2: Convert to fraction form
    2,017.11/2,783.37 = 1,132.89/x
  3. Step 3: Cross multiply
    2,017.11x = 2,783.37 × 1,132.89
  4. Step 4: Simplify right side
    2,017.11x = 3,153,252.04
  5. Step 5: Solve for x
    x = 3,153,252.04/2,017.11
  6. Step 6: Final answer
    x = 1,563.25

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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.