Home / 4,455.46-6,680.88-1,955.62

Finding the Fourth Proportional to 4,455.46, 6,680.88 and 1,955.62

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Solution

The fourth proportional to 4,455.46, 6,680.88 and 1,955.62 is: 2,932.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.46 : 6,680.88 = 1,955.62 : x
  2. Step 2: Convert to fraction form
    4,455.46/6,680.88 = 1,955.62/x
  3. Step 3: Cross multiply
    4,455.46x = 6,680.88 × 1,955.62
  4. Step 4: Simplify right side
    4,455.46x = 13,065,252.11
  5. Step 5: Solve for x
    x = 13,065,252.11/4,455.46
  6. Step 6: Final answer
    x = 2,932.42

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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.