Home / 6,810.80-10,222.40-3,526.25

Finding the Fourth Proportional to 6,810.80, 10,222.40 and 3,526.25

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Solution

The fourth proportional to 6,810.80, 10,222.40 and 3,526.25 is: 5,292.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,810.80 : 10,222.40 = 3,526.25 : x
  2. Step 2: Convert to fraction form
    6,810.80/10,222.40 = 3,526.25/x
  3. Step 3: Cross multiply
    6,810.80x = 10,222.40 × 3,526.25
  4. Step 4: Simplify right side
    6,810.80x = 36,046,695.70
  5. Step 5: Solve for x
    x = 36,046,695.70/6,810.80
  6. Step 6: Final answer
    x = 5,292.58

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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.