Home / 4,916.15-7,374.18-1,993.76

Finding the Fourth Proportional to 4,916.15, 7,374.18 and 1,993.76

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Solution

The fourth proportional to 4,916.15, 7,374.18 and 1,993.76 is: 2,990.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.15 : 7,374.18 = 1,993.76 : x
  2. Step 2: Convert to fraction form
    4,916.15/7,374.18 = 1,993.76/x
  3. Step 3: Cross multiply
    4,916.15x = 7,374.18 × 1,993.76
  4. Step 4: Simplify right side
    4,916.15x = 14,702,345.12
  5. Step 5: Solve for x
    x = 14,702,345.12/4,916.15
  6. Step 6: Final answer
    x = 2,990.62

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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.