Home / 9,324-13,981.44-4,389.48

Finding the Fourth Proportional to 9,324, 13,981.44 and 4,389.48

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Solution

The fourth proportional to 9,324, 13,981.44 and 4,389.48 is: 6,582.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,324 : 13,981.44 = 4,389.48 : x
  2. Step 2: Convert to fraction form
    9,324/13,981.44 = 4,389.48/x
  3. Step 3: Cross multiply
    9,324x = 13,981.44 × 4,389.48
  4. Step 4: Simplify right side
    9,324x = 61,371,251.25
  5. Step 5: Solve for x
    x = 61,371,251.25/9,324
  6. Step 6: Final answer
    x = 6,582.07

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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.