Home / 2,916.10-4,024.22-1,589.81

Finding the Fourth Proportional to 2,916.10, 4,024.22 and 1,589.81

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Solution

The fourth proportional to 2,916.10, 4,024.22 and 1,589.81 is: 2,193.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.10 : 4,024.22 = 1,589.81 : x
  2. Step 2: Convert to fraction form
    2,916.10/4,024.22 = 1,589.81/x
  3. Step 3: Cross multiply
    2,916.10x = 4,024.22 × 1,589.81
  4. Step 4: Simplify right side
    2,916.10x = 6,397,745.20
  5. Step 5: Solve for x
    x = 6,397,745.20/2,916.10
  6. Step 6: Final answer
    x = 2,193.94

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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.