Home / 2,916.63-4,025.03-1,590.37

Finding the Fourth Proportional to 2,916.63, 4,025.03 and 1,590.37

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Solution

The fourth proportional to 2,916.63, 4,025.03 and 1,590.37 is: 2,194.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.63 : 4,025.03 = 1,590.37 : x
  2. Step 2: Convert to fraction form
    2,916.63/4,025.03 = 1,590.37/x
  3. Step 3: Cross multiply
    2,916.63x = 4,025.03 × 1,590.37
  4. Step 4: Simplify right side
    2,916.63x = 6,401,268.95
  5. Step 5: Solve for x
    x = 6,401,268.95/2,916.63
  6. Step 6: Final answer
    x = 2,194.75

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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.