Home / 2,916.95-4,025.49-1,657.96

Finding the Fourth Proportional to 2,916.95, 4,025.49 and 1,657.96

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Solution

The fourth proportional to 2,916.95, 4,025.49 and 1,657.96 is: 2,288.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.95 : 4,025.49 = 1,657.96 : x
  2. Step 2: Convert to fraction form
    2,916.95/4,025.49 = 1,657.96/x
  3. Step 3: Cross multiply
    2,916.95x = 4,025.49 × 1,657.96
  4. Step 4: Simplify right side
    2,916.95x = 6,674,072.98
  5. Step 5: Solve for x
    x = 6,674,072.98/2,916.95
  6. Step 6: Final answer
    x = 2,288.04

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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.