Home / 1,474.03-2,211.05-896.77

Finding the Fourth Proportional to 1,474.03, 2,211.05 and 896.77

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Solution

The fourth proportional to 1,474.03, 2,211.05 and 896.77 is: 1,345.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474.03 : 2,211.05 = 896.77 : x
  2. Step 2: Convert to fraction form
    1,474.03/2,211.05 = 896.77/x
  3. Step 3: Cross multiply
    1,474.03x = 2,211.05 × 896.77
  4. Step 4: Simplify right side
    1,474.03x = 1,982,803.31
  5. Step 5: Solve for x
    x = 1,982,803.31/1,474.03
  6. Step 6: Final answer
    x = 1,345.16

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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.