Home / 2,924.36-4,386.57-844.40

Finding the Fourth Proportional to 2,924.36, 4,386.57 and 844.40

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Solution

The fourth proportional to 2,924.36, 4,386.57 and 844.40 is: 1,266.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.36 : 4,386.57 = 844.40 : x
  2. Step 2: Convert to fraction form
    2,924.36/4,386.57 = 844.40/x
  3. Step 3: Cross multiply
    2,924.36x = 4,386.57 × 844.40
  4. Step 4: Simplify right side
    2,924.36x = 3,704,019.71
  5. Step 5: Solve for x
    x = 3,704,019.71/2,924.36
  6. Step 6: Final answer
    x = 1,266.61

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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.