Home / 4,916.57-7,361.10-2,657.00

Finding the Fourth Proportional to 4,916.57, 7,361.10 and 2,657.00

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Solution

The fourth proportional to 4,916.57, 7,361.10 and 2,657.00 is: 3,978.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.57 : 7,361.10 = 2,657.00 : x
  2. Step 2: Convert to fraction form
    4,916.57/7,361.10 = 2,657.00/x
  3. Step 3: Cross multiply
    4,916.57x = 7,361.10 × 2,657.00
  4. Step 4: Simplify right side
    4,916.57x = 19,558,405.89
  5. Step 5: Solve for x
    x = 19,558,405.89/4,916.57
  6. Step 6: Final answer
    x = 3,978.06

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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.