Home / 3,017.52-4,163.37-1,898.40

Finding the Fourth Proportional to 3,017.52, 4,163.37 and 1,898.40

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Solution

The fourth proportional to 3,017.52, 4,163.37 and 1,898.40 is: 2,619.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.52 : 4,163.37 = 1,898.40 : x
  2. Step 2: Convert to fraction form
    3,017.52/4,163.37 = 1,898.40/x
  3. Step 3: Cross multiply
    3,017.52x = 4,163.37 × 1,898.40
  4. Step 4: Simplify right side
    3,017.52x = 7,903,741.61
  5. Step 5: Solve for x
    x = 7,903,741.61/3,017.52
  6. Step 6: Final answer
    x = 2,619.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.