Home / 4,200.26-6,303.23-1,603.13

Finding the Fourth Proportional to 4,200.26, 6,303.23 and 1,603.13

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Solution

The fourth proportional to 4,200.26, 6,303.23 and 1,603.13 is: 2,405.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.26 : 6,303.23 = 1,603.13 : x
  2. Step 2: Convert to fraction form
    4,200.26/6,303.23 = 1,603.13/x
  3. Step 3: Cross multiply
    4,200.26x = 6,303.23 × 1,603.13
  4. Step 4: Simplify right side
    4,200.26x = 10,104,897.11
  5. Step 5: Solve for x
    x = 10,104,897.11/4,200.26
  6. Step 6: Final answer
    x = 2,405.78

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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.