Home / 2,924.74-4,386.63-976.94

Finding the Fourth Proportional to 2,924.74, 4,386.63 and 976.94

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Solution

The fourth proportional to 2,924.74, 4,386.63 and 976.94 is: 1,465.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.74 : 4,386.63 = 976.94 : x
  2. Step 2: Convert to fraction form
    2,924.74/4,386.63 = 976.94/x
  3. Step 3: Cross multiply
    2,924.74x = 4,386.63 × 976.94
  4. Step 4: Simplify right side
    2,924.74x = 4,285,472.49
  5. Step 5: Solve for x
    x = 4,285,472.49/2,924.74
  6. Step 6: Final answer
    x = 1,465.25

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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.