Home / 6,720.07-10,080.16-3,797.70

Finding the Fourth Proportional to 6,720.07, 10,080.16 and 3,797.70

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Solution

The fourth proportional to 6,720.07, 10,080.16 and 3,797.70 is: 5,696.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.07 : 10,080.16 = 3,797.70 : x
  2. Step 2: Convert to fraction form
    6,720.07/10,080.16 = 3,797.70/x
  3. Step 3: Cross multiply
    6,720.07x = 10,080.16 × 3,797.70
  4. Step 4: Simplify right side
    6,720.07x = 38,281,423.63
  5. Step 5: Solve for x
    x = 38,281,423.63/6,720.07
  6. Step 6: Final answer
    x = 5,696.58

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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.