Home / 4,916.47-7,376.15-1,993.99

Finding the Fourth Proportional to 4,916.47, 7,376.15 and 1,993.99

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Solution

The fourth proportional to 4,916.47, 7,376.15 and 1,993.99 is: 2,991.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.47 : 7,376.15 = 1,993.99 : x
  2. Step 2: Convert to fraction form
    4,916.47/7,376.15 = 1,993.99/x
  3. Step 3: Cross multiply
    4,916.47x = 7,376.15 × 1,993.99
  4. Step 4: Simplify right side
    4,916.47x = 14,707,969.34
  5. Step 5: Solve for x
    x = 14,707,969.34/4,916.47
  6. Step 6: Final answer
    x = 2,991.57

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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.