Home / 3,316.32-4,972.89-1,559.84

Finding the Fourth Proportional to 3,316.32, 4,972.89 and 1,559.84

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Solution

The fourth proportional to 3,316.32, 4,972.89 and 1,559.84 is: 2,339.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.32 : 4,972.89 = 1,559.84 : x
  2. Step 2: Convert to fraction form
    3,316.32/4,972.89 = 1,559.84/x
  3. Step 3: Cross multiply
    3,316.32x = 4,972.89 × 1,559.84
  4. Step 4: Simplify right side
    3,316.32x = 7,756,922.00
  5. Step 5: Solve for x
    x = 7,756,922.00/3,316.32
  6. Step 6: Final answer
    x = 2,339.02

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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.