Home / 6,867.42-9,477.18-3,883.32

Finding the Fourth Proportional to 6,867.42, 9,477.18 and 3,883.32

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Solution

The fourth proportional to 6,867.42, 9,477.18 and 3,883.32 is: 5,359.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.42 : 9,477.18 = 3,883.32 : x
  2. Step 2: Convert to fraction form
    6,867.42/9,477.18 = 3,883.32/x
  3. Step 3: Cross multiply
    6,867.42x = 9,477.18 × 3,883.32
  4. Step 4: Simplify right side
    6,867.42x = 36,802,922.64
  5. Step 5: Solve for x
    x = 36,802,922.64/6,867.42
  6. Step 6: Final answer
    x = 5,359.06

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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.