Home / 5,708.07-8,546.31-2,928.69

Finding the Fourth Proportional to 5,708.07, 8,546.31 and 2,928.69

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Solution

The fourth proportional to 5,708.07, 8,546.31 and 2,928.69 is: 4,384.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,708.07 : 8,546.31 = 2,928.69 : x
  2. Step 2: Convert to fraction form
    5,708.07/8,546.31 = 2,928.69/x
  3. Step 3: Cross multiply
    5,708.07x = 8,546.31 × 2,928.69
  4. Step 4: Simplify right side
    5,708.07x = 25,029,492.63
  5. Step 5: Solve for x
    x = 25,029,492.63/5,708.07
  6. Step 6: Final answer
    x = 4,384.93

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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.