Home / 7,384.36-11,076.51-2,318.94

Finding the Fourth Proportional to 7,384.36, 11,076.51 and 2,318.94

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Solution

The fourth proportional to 7,384.36, 11,076.51 and 2,318.94 is: 3,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.36 : 11,076.51 = 2,318.94 : x
  2. Step 2: Convert to fraction form
    7,384.36/11,076.51 = 2,318.94/x
  3. Step 3: Cross multiply
    7,384.36x = 11,076.51 × 2,318.94
  4. Step 4: Simplify right side
    7,384.36x = 25,685,762.10
  5. Step 5: Solve for x
    x = 25,685,762.10/7,384.36
  6. Step 6: Final answer
    x = 3,478.40

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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.