Home / 6,670.44-9,204.72-3,686.10

Finding the Fourth Proportional to 6,670.44, 9,204.72 and 3,686.10

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Solution

The fourth proportional to 6,670.44, 9,204.72 and 3,686.10 is: 5,086.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.44 : 9,204.72 = 3,686.10 : x
  2. Step 2: Convert to fraction form
    6,670.44/9,204.72 = 3,686.10/x
  3. Step 3: Cross multiply
    6,670.44x = 9,204.72 × 3,686.10
  4. Step 4: Simplify right side
    6,670.44x = 33,929,518.39
  5. Step 5: Solve for x
    x = 33,929,518.39/6,670.44
  6. Step 6: Final answer
    x = 5,086.55

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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.