Home / 4,389.39-6,585.62-1,923.89

Finding the Fourth Proportional to 4,389.39, 6,585.62 and 1,923.89

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Solution

The fourth proportional to 4,389.39, 6,585.62 and 1,923.89 is: 2,886.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.39 : 6,585.62 = 1,923.89 : x
  2. Step 2: Convert to fraction form
    4,389.39/6,585.62 = 1,923.89/x
  3. Step 3: Cross multiply
    4,389.39x = 6,585.62 × 1,923.89
  4. Step 4: Simplify right side
    4,389.39x = 12,670,008.46
  5. Step 5: Solve for x
    x = 12,670,008.46/4,389.39
  6. Step 6: Final answer
    x = 2,886.51

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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.