Home / 4,386.39-6,052.64-2,816.61

Finding the Fourth Proportional to 4,386.39, 6,052.64 and 2,816.61

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Solution

The fourth proportional to 4,386.39, 6,052.64 and 2,816.61 is: 3,886.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.39 : 6,052.64 = 2,816.61 : x
  2. Step 2: Convert to fraction form
    4,386.39/6,052.64 = 2,816.61/x
  3. Step 3: Cross multiply
    4,386.39x = 6,052.64 × 2,816.61
  4. Step 4: Simplify right side
    4,386.39x = 17,047,912.27
  5. Step 5: Solve for x
    x = 17,047,912.27/4,386.39
  6. Step 6: Final answer
    x = 3,886.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.