Home / 2,979.18-4,466.34-1,030.32

Finding the Fourth Proportional to 2,979.18, 4,466.34 and 1,030.32

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Solution

The fourth proportional to 2,979.18, 4,466.34 and 1,030.32 is: 1,544.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979.18 : 4,466.34 = 1,030.32 : x
  2. Step 2: Convert to fraction form
    2,979.18/4,466.34 = 1,030.32/x
  3. Step 3: Cross multiply
    2,979.18x = 4,466.34 × 1,030.32
  4. Step 4: Simplify right side
    2,979.18x = 4,601,759.43
  5. Step 5: Solve for x
    x = 4,601,759.43/2,979.18
  6. Step 6: Final answer
    x = 1,544.64

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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.