Home / 2,940.65-4,411.37-1,554.05

Finding the Fourth Proportional to 2,940.65, 4,411.37 and 1,554.05

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Solution

The fourth proportional to 2,940.65, 4,411.37 and 1,554.05 is: 2,331.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.65 : 4,411.37 = 1,554.05 : x
  2. Step 2: Convert to fraction form
    2,940.65/4,411.37 = 1,554.05/x
  3. Step 3: Cross multiply
    2,940.65x = 4,411.37 × 1,554.05
  4. Step 4: Simplify right side
    2,940.65x = 6,855,459.72
  5. Step 5: Solve for x
    x = 6,855,459.72/2,940.65
  6. Step 6: Final answer
    x = 2,331.27

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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.