Home / 2,916.23-4,024.40-1,589.90

Finding the Fourth Proportional to 2,916.23, 4,024.40 and 1,589.90

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Solution

The fourth proportional to 2,916.23, 4,024.40 and 1,589.90 is: 2,194.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.23 : 4,024.40 = 1,589.90 : x
  2. Step 2: Convert to fraction form
    2,916.23/4,024.40 = 1,589.90/x
  3. Step 3: Cross multiply
    2,916.23x = 4,024.40 × 1,589.90
  4. Step 4: Simplify right side
    2,916.23x = 6,398,365.49
  5. Step 5: Solve for x
    x = 6,398,365.49/2,916.23
  6. Step 6: Final answer
    x = 2,194.06

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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.