Home / 4,111.16-5,671.30-3,114.68

Finding the Fourth Proportional to 4,111.16, 5,671.30 and 3,114.68

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Solution

The fourth proportional to 4,111.16, 5,671.30 and 3,114.68 is: 4,296.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.16 : 5,671.30 = 3,114.68 : x
  2. Step 2: Convert to fraction form
    4,111.16/5,671.30 = 3,114.68/x
  3. Step 3: Cross multiply
    4,111.16x = 5,671.30 × 3,114.68
  4. Step 4: Simplify right side
    4,111.16x = 17,664,284.68
  5. Step 5: Solve for x
    x = 17,664,284.68/4,111.16
  6. Step 6: Final answer
    x = 4,296.67

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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.