Home / 6,075.81-8,383.64-3,386.61

Finding the Fourth Proportional to 6,075.81, 8,383.64 and 3,386.61

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Solution

The fourth proportional to 6,075.81, 8,383.64 and 3,386.61 is: 4,672.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.81 : 8,383.64 = 3,386.61 : x
  2. Step 2: Convert to fraction form
    6,075.81/8,383.64 = 3,386.61/x
  3. Step 3: Cross multiply
    6,075.81x = 8,383.64 × 3,386.61
  4. Step 4: Simplify right side
    6,075.81x = 28,392,102.13
  5. Step 5: Solve for x
    x = 28,392,102.13/6,075.81
  6. Step 6: Final answer
    x = 4,672.97

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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.