Home / 4,927.57-7,389.41-1,806.64

Finding the Fourth Proportional to 4,927.57, 7,389.41 and 1,806.64

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Solution

The fourth proportional to 4,927.57, 7,389.41 and 1,806.64 is: 2,709.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.57 : 7,389.41 = 1,806.64 : x
  2. Step 2: Convert to fraction form
    4,927.57/7,389.41 = 1,806.64/x
  3. Step 3: Cross multiply
    4,927.57x = 7,389.41 × 1,806.64
  4. Step 4: Simplify right side
    4,927.57x = 13,349,976.18
  5. Step 5: Solve for x
    x = 13,349,976.18/4,927.57
  6. Step 6: Final answer
    x = 2,709.24

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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.