Home / 6,018.36-8,287.20-5,667.66

Finding the Fourth Proportional to 6,018.36, 8,287.20 and 5,667.66

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Solution

The fourth proportional to 6,018.36, 8,287.20 and 5,667.66 is: 7,804.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,018.36 : 8,287.20 = 5,667.66 : x
  2. Step 2: Convert to fraction form
    6,018.36/8,287.20 = 5,667.66/x
  3. Step 3: Cross multiply
    6,018.36x = 8,287.20 × 5,667.66
  4. Step 4: Simplify right side
    6,018.36x = 46,969,031.95
  5. Step 5: Solve for x
    x = 46,969,031.95/6,018.36
  6. Step 6: Final answer
    x = 7,804.29

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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.