Home / 2,924.46-4,386.60-976.68

Finding the Fourth Proportional to 2,924.46, 4,386.60 and 976.68

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Solution

The fourth proportional to 2,924.46, 4,386.60 and 976.68 is: 1,464.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.46 : 4,386.60 = 976.68 : x
  2. Step 2: Convert to fraction form
    2,924.46/4,386.60 = 976.68/x
  3. Step 3: Cross multiply
    2,924.46x = 4,386.60 × 976.68
  4. Step 4: Simplify right side
    2,924.46x = 4,284,304.49
  5. Step 5: Solve for x
    x = 4,284,304.49/2,924.46
  6. Step 6: Final answer
    x = 1,464.99

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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.