Home / 4,156.81-5,736.39-2,388.41

Finding the Fourth Proportional to 4,156.81, 5,736.39 and 2,388.41

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Solution

The fourth proportional to 4,156.81, 5,736.39 and 2,388.41 is: 3,296.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.81 : 5,736.39 = 2,388.41 : x
  2. Step 2: Convert to fraction form
    4,156.81/5,736.39 = 2,388.41/x
  3. Step 3: Cross multiply
    4,156.81x = 5,736.39 × 2,388.41
  4. Step 4: Simplify right side
    4,156.81x = 13,700,835.11
  5. Step 5: Solve for x
    x = 13,700,835.11/4,156.81
  6. Step 6: Final answer
    x = 3,296.00

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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.