Home / 2,762.23-3,811.99-1,583.30

Finding the Fourth Proportional to 2,762.23, 3,811.99 and 1,583.30

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Solution

The fourth proportional to 2,762.23, 3,811.99 and 1,583.30 is: 2,185.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762.23 : 3,811.99 = 1,583.30 : x
  2. Step 2: Convert to fraction form
    2,762.23/3,811.99 = 1,583.30/x
  3. Step 3: Cross multiply
    2,762.23x = 3,811.99 × 1,583.30
  4. Step 4: Simplify right side
    2,762.23x = 6,035,506.41
  5. Step 5: Solve for x
    x = 6,035,506.41/2,762.23
  6. Step 6: Final answer
    x = 2,185.01

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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.