Home / 2,301.30-3,450.87-740.94

Finding the Fourth Proportional to 2,301.30, 3,450.87 and 740.94

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Solution

The fourth proportional to 2,301.30, 3,450.87 and 740.94 is: 1,111.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301.30 : 3,450.87 = 740.94 : x
  2. Step 2: Convert to fraction form
    2,301.30/3,450.87 = 740.94/x
  3. Step 3: Cross multiply
    2,301.30x = 3,450.87 × 740.94
  4. Step 4: Simplify right side
    2,301.30x = 2,556,887.62
  5. Step 5: Solve for x
    x = 2,556,887.62/2,301.30
  6. Step 6: Final answer
    x = 1,111.06

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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.