Home / 2,296.12-3,442.26-909.16

Finding the Fourth Proportional to 2,296.12, 3,442.26 and 909.16

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Solution

The fourth proportional to 2,296.12, 3,442.26 and 909.16 is: 1,362.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.12 : 3,442.26 = 909.16 : x
  2. Step 2: Convert to fraction form
    2,296.12/3,442.26 = 909.16/x
  3. Step 3: Cross multiply
    2,296.12x = 3,442.26 × 909.16
  4. Step 4: Simplify right side
    2,296.12x = 3,129,565.10
  5. Step 5: Solve for x
    x = 3,129,565.10/2,296.12
  6. Step 6: Final answer
    x = 1,362.98

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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.