Home / 4,561.65-6,842.46-1,639.95

Finding the Fourth Proportional to 4,561.65, 6,842.46 and 1,639.95

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Solution

The fourth proportional to 4,561.65, 6,842.46 and 1,639.95 is: 2,459.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,561.65 : 6,842.46 = 1,639.95 : x
  2. Step 2: Convert to fraction form
    4,561.65/6,842.46 = 1,639.95/x
  3. Step 3: Cross multiply
    4,561.65x = 6,842.46 × 1,639.95
  4. Step 4: Simplify right side
    4,561.65x = 11,221,292.28
  5. Step 5: Solve for x
    x = 11,221,292.28/4,561.65
  6. Step 6: Final answer
    x = 2,459.92

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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.