Home / 2,762.33-3,812.09-1,583.32

Finding the Fourth Proportional to 2,762.33, 3,812.09 and 1,583.32

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Solution

The fourth proportional to 2,762.33, 3,812.09 and 1,583.32 is: 2,185.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762.33 : 3,812.09 = 1,583.32 : x
  2. Step 2: Convert to fraction form
    2,762.33/3,812.09 = 1,583.32/x
  3. Step 3: Cross multiply
    2,762.33x = 3,812.09 × 1,583.32
  4. Step 4: Simplify right side
    2,762.33x = 6,035,758.34
  5. Step 5: Solve for x
    x = 6,035,758.34/2,762.33
  6. Step 6: Final answer
    x = 2,185.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.