Home / 5,224.36-7,209.64-2,866.52

Finding the Fourth Proportional to 5,224.36, 7,209.64 and 2,866.52

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Solution

The fourth proportional to 5,224.36, 7,209.64 and 2,866.52 is: 3,955.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,224.36 : 7,209.64 = 2,866.52 : x
  2. Step 2: Convert to fraction form
    5,224.36/7,209.64 = 2,866.52/x
  3. Step 3: Cross multiply
    5,224.36x = 7,209.64 × 2,866.52
  4. Step 4: Simplify right side
    5,224.36x = 20,666,577.25
  5. Step 5: Solve for x
    x = 20,666,577.25/5,224.36
  6. Step 6: Final answer
    x = 3,955.81

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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.