Home / 6,128.46-9,181.35-4,736.88

Finding the Fourth Proportional to 6,128.46, 9,181.35 and 4,736.88

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Solution

The fourth proportional to 6,128.46, 9,181.35 and 4,736.88 is: 7,096.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.46 : 9,181.35 = 4,736.88 : x
  2. Step 2: Convert to fraction form
    6,128.46/9,181.35 = 4,736.88/x
  3. Step 3: Cross multiply
    6,128.46x = 9,181.35 × 4,736.88
  4. Step 4: Simplify right side
    6,128.46x = 43,490,953.19
  5. Step 5: Solve for x
    x = 43,490,953.19/6,128.46
  6. Step 6: Final answer
    x = 7,096.55

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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.