Home / 6,184.77-9,278.69-3,407.62

Finding the Fourth Proportional to 6,184.77, 9,278.69 and 3,407.62

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Solution

The fourth proportional to 6,184.77, 9,278.69 and 3,407.62 is: 5,112.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,184.77 : 9,278.69 = 3,407.62 : x
  2. Step 2: Convert to fraction form
    6,184.77/9,278.69 = 3,407.62/x
  3. Step 3: Cross multiply
    6,184.77x = 9,278.69 × 3,407.62
  4. Step 4: Simplify right side
    6,184.77x = 31,618,241.16
  5. Step 5: Solve for x
    x = 31,618,241.16/6,184.77
  6. Step 6: Final answer
    x = 5,112.28

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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.