Home / 4,459.71-6,689.52-1,173.09

Finding the Fourth Proportional to 4,459.71, 6,689.52 and 1,173.09

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Solution

The fourth proportional to 4,459.71, 6,689.52 and 1,173.09 is: 1,759.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,459.71 : 6,689.52 = 1,173.09 : x
  2. Step 2: Convert to fraction form
    4,459.71/6,689.52 = 1,173.09/x
  3. Step 3: Cross multiply
    4,459.71x = 6,689.52 × 1,173.09
  4. Step 4: Simplify right side
    4,459.71x = 7,847,409.02
  5. Step 5: Solve for x
    x = 7,847,409.02/4,459.71
  6. Step 6: Final answer
    x = 1,759.62

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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.