Home / 2,294.36-3,166.80-1,455.56

Finding the Fourth Proportional to 2,294.36, 3,166.80 and 1,455.56

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Solution

The fourth proportional to 2,294.36, 3,166.80 and 1,455.56 is: 2,009.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,294.36 : 3,166.80 = 1,455.56 : x
  2. Step 2: Convert to fraction form
    2,294.36/3,166.80 = 1,455.56/x
  3. Step 3: Cross multiply
    2,294.36x = 3,166.80 × 1,455.56
  4. Step 4: Simplify right side
    2,294.36x = 4,609,467.41
  5. Step 5: Solve for x
    x = 4,609,467.41/2,294.36
  6. Step 6: Final answer
    x = 2,009.04

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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.