Home / 6,720.18-9,273.33-3,735.74

Finding the Fourth Proportional to 6,720.18, 9,273.33 and 3,735.74

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Solution

The fourth proportional to 6,720.18, 9,273.33 and 3,735.74 is: 5,155.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.18 : 9,273.33 = 3,735.74 : x
  2. Step 2: Convert to fraction form
    6,720.18/9,273.33 = 3,735.74/x
  3. Step 3: Cross multiply
    6,720.18x = 9,273.33 × 3,735.74
  4. Step 4: Simplify right side
    6,720.18x = 34,642,703.45
  5. Step 5: Solve for x
    x = 34,642,703.45/6,720.18
  6. Step 6: Final answer
    x = 5,155.03

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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.