Home / 5,365.23-8,030.84-5,161.11

Finding the Fourth Proportional to 5,365.23, 8,030.84 and 5,161.11

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Solution

The fourth proportional to 5,365.23, 8,030.84 and 5,161.11 is: 7,725.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.23 : 8,030.84 = 5,161.11 : x
  2. Step 2: Convert to fraction form
    5,365.23/8,030.84 = 5,161.11/x
  3. Step 3: Cross multiply
    5,365.23x = 8,030.84 × 5,161.11
  4. Step 4: Simplify right side
    5,365.23x = 41,448,022.83
  5. Step 5: Solve for x
    x = 41,448,022.83/5,365.23
  6. Step 6: Final answer
    x = 7,725.30

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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.