Home / 1,873.24-2,586.60-1,174.84

Finding the Fourth Proportional to 1,873.24, 2,586.60 and 1,174.84

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Solution

The fourth proportional to 1,873.24, 2,586.60 and 1,174.84 is: 1,622.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.24 : 2,586.60 = 1,174.84 : x
  2. Step 2: Convert to fraction form
    1,873.24/2,586.60 = 1,174.84/x
  3. Step 3: Cross multiply
    1,873.24x = 2,586.60 × 1,174.84
  4. Step 4: Simplify right side
    1,873.24x = 3,038,841.14
  5. Step 5: Solve for x
    x = 3,038,841.14/1,873.24
  6. Step 6: Final answer
    x = 1,622.24

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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.