Home / 5,722.14-7,897.40-3,485.33

Finding the Fourth Proportional to 5,722.14, 7,897.40 and 3,485.33

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Solution

The fourth proportional to 5,722.14, 7,897.40 and 3,485.33 is: 4,810.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.14 : 7,897.40 = 3,485.33 : x
  2. Step 2: Convert to fraction form
    5,722.14/7,897.40 = 3,485.33/x
  3. Step 3: Cross multiply
    5,722.14x = 7,897.40 × 3,485.33
  4. Step 4: Simplify right side
    5,722.14x = 27,524,988.23
  5. Step 5: Solve for x
    x = 27,524,988.23/5,722.14
  6. Step 6: Final answer
    x = 4,810.26

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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.