Home / 7,315.69-10,092.44-4,289.26

Finding the Fourth Proportional to 7,315.69, 10,092.44 and 4,289.26

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Solution

The fourth proportional to 7,315.69, 10,092.44 and 4,289.26 is: 5,917.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.69 : 10,092.44 = 4,289.26 : x
  2. Step 2: Convert to fraction form
    7,315.69/10,092.44 = 4,289.26/x
  3. Step 3: Cross multiply
    7,315.69x = 10,092.44 × 4,289.26
  4. Step 4: Simplify right side
    7,315.69x = 43,289,090.36
  5. Step 5: Solve for x
    x = 43,289,090.36/7,315.69
  6. Step 6: Final answer
    x = 5,917.30

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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.