Home / 5,604.24-8,405.76-1,708.68

Finding the Fourth Proportional to 5,604.24, 8,405.76 and 1,708.68

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Solution

The fourth proportional to 5,604.24, 8,405.76 and 1,708.68 is: 2,562.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.24 : 8,405.76 = 1,708.68 : x
  2. Step 2: Convert to fraction form
    5,604.24/8,405.76 = 1,708.68/x
  3. Step 3: Cross multiply
    5,604.24x = 8,405.76 × 1,708.68
  4. Step 4: Simplify right side
    5,604.24x = 14,362,754.00
  5. Step 5: Solve for x
    x = 14,362,754.00/5,604.24
  6. Step 6: Final answer
    x = 2,562.84

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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.