Home / 8,141.93-11,235.32-4,556.28

Finding the Fourth Proportional to 8,141.93, 11,235.32 and 4,556.28

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Solution

The fourth proportional to 8,141.93, 11,235.32 and 4,556.28 is: 6,287.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,141.93 : 11,235.32 = 4,556.28 : x
  2. Step 2: Convert to fraction form
    8,141.93/11,235.32 = 4,556.28/x
  3. Step 3: Cross multiply
    8,141.93x = 11,235.32 × 4,556.28
  4. Step 4: Simplify right side
    8,141.93x = 51,191,263.81
  5. Step 5: Solve for x
    x = 51,191,263.81/8,141.93
  6. Step 6: Final answer
    x = 6,287.37

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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.