Home / 2,291.14-3,427.04-2,124.96

Finding the Fourth Proportional to 2,291.14, 3,427.04 and 2,124.96

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Solution

The fourth proportional to 2,291.14, 3,427.04 and 2,124.96 is: 3,178.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291.14 : 3,427.04 = 2,124.96 : x
  2. Step 2: Convert to fraction form
    2,291.14/3,427.04 = 2,124.96/x
  3. Step 3: Cross multiply
    2,291.14x = 3,427.04 × 2,124.96
  4. Step 4: Simplify right side
    2,291.14x = 7,282,295.16
  5. Step 5: Solve for x
    x = 7,282,295.16/2,291.14
  6. Step 6: Final answer
    x = 3,178.46

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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.