Home / 2,916.47-4,025.19-1,738.23

Finding the Fourth Proportional to 2,916.47, 4,025.19 and 1,738.23

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Solution

The fourth proportional to 2,916.47, 4,025.19 and 1,738.23 is: 2,399.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.47 : 4,025.19 = 1,738.23 : x
  2. Step 2: Convert to fraction form
    2,916.47/4,025.19 = 1,738.23/x
  3. Step 3: Cross multiply
    2,916.47x = 4,025.19 × 1,738.23
  4. Step 4: Simplify right side
    2,916.47x = 6,996,697.44
  5. Step 5: Solve for x
    x = 6,996,697.44/2,916.47
  6. Step 6: Final answer
    x = 2,399.03

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1.5x scale

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.