Home / 6,720.21-10,084.37-2,340.74

Finding the Fourth Proportional to 6,720.21, 10,084.37 and 2,340.74

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Solution

The fourth proportional to 6,720.21, 10,084.37 and 2,340.74 is: 3,512.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.21 : 10,084.37 = 2,340.74 : x
  2. Step 2: Convert to fraction form
    6,720.21/10,084.37 = 2,340.74/x
  3. Step 3: Cross multiply
    6,720.21x = 10,084.37 × 2,340.74
  4. Step 4: Simplify right side
    6,720.21x = 23,604,901.74
  5. Step 5: Solve for x
    x = 23,604,901.74/6,720.21
  6. Step 6: Final answer
    x = 3,512.52

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1.5x scale

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.