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Finding the Fourth Proportional to 5,810.88, 8,708.62 and 3,039.88

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Solution

The fourth proportional to 5,810.88, 8,708.62 and 3,039.88 is: 4,555.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.88 : 8,708.62 = 3,039.88 : x
  2. Step 2: Convert to fraction form
    5,810.88/8,708.62 = 3,039.88/x
  3. Step 3: Cross multiply
    5,810.88x = 8,708.62 × 3,039.88
  4. Step 4: Simplify right side
    5,810.88x = 26,473,159.77
  5. Step 5: Solve for x
    x = 26,473,159.77/5,810.88
  6. Step 6: Final answer
    x = 4,555.79

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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.