Home / 4,254.92-6,383.84-1,916.56

Finding the Fourth Proportional to 4,254.92, 6,383.84 and 1,916.56

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Solution

The fourth proportional to 4,254.92, 6,383.84 and 1,916.56 is: 2,875.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.92 : 6,383.84 = 1,916.56 : x
  2. Step 2: Convert to fraction form
    4,254.92/6,383.84 = 1,916.56/x
  3. Step 3: Cross multiply
    4,254.92x = 6,383.84 × 1,916.56
  4. Step 4: Simplify right side
    4,254.92x = 12,235,021.57
  5. Step 5: Solve for x
    x = 12,235,021.57/4,254.92
  6. Step 6: Final answer
    x = 2,875.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.