Home / 6,810.17-10,206.36-5,245.11

Finding the Fourth Proportional to 6,810.17, 10,206.36 and 5,245.11

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Solution

The fourth proportional to 6,810.17, 10,206.36 and 5,245.11 is: 7,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,810.17 : 10,206.36 = 5,245.11 : x
  2. Step 2: Convert to fraction form
    6,810.17/10,206.36 = 5,245.11/x
  3. Step 3: Cross multiply
    6,810.17x = 10,206.36 × 5,245.11
  4. Step 4: Simplify right side
    6,810.17x = 53,533,480.90
  5. Step 5: Solve for x
    x = 53,533,480.90/6,810.17
  6. Step 6: Final answer
    x = 7,860.82

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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.