Home / 5,603.13-8,402.26-1,904.37

Finding the Fourth Proportional to 5,603.13, 8,402.26 and 1,904.37

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Solution

The fourth proportional to 5,603.13, 8,402.26 and 1,904.37 is: 2,855.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,603.13 : 8,402.26 = 1,904.37 : x
  2. Step 2: Convert to fraction form
    5,603.13/8,402.26 = 1,904.37/x
  3. Step 3: Cross multiply
    5,603.13x = 8,402.26 × 1,904.37
  4. Step 4: Simplify right side
    5,603.13x = 16,000,975.82
  5. Step 5: Solve for x
    x = 16,000,975.82/5,603.13
  6. Step 6: Final answer
    x = 2,855.72

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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.