Home / 1,772.36-2,446.08-1,064.60

Finding the Fourth Proportional to 1,772.36, 2,446.08 and 1,064.60

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Solution

The fourth proportional to 1,772.36, 2,446.08 and 1,064.60 is: 1,469.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772.36 : 2,446.08 = 1,064.60 : x
  2. Step 2: Convert to fraction form
    1,772.36/2,446.08 = 1,064.60/x
  3. Step 3: Cross multiply
    1,772.36x = 2,446.08 × 1,064.60
  4. Step 4: Simplify right side
    1,772.36x = 2,604,096.77
  5. Step 5: Solve for x
    x = 2,604,096.77/1,772.36
  6. Step 6: Final answer
    x = 1,469.28

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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.