Home / 12,370.86-18,552.65-3,603.02

Finding the Fourth Proportional to 12,370.86, 18,552.65 and 3,603.02

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Solution

The fourth proportional to 12,370.86, 18,552.65 and 3,603.02 is: 5,403.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,370.86 : 18,552.65 = 3,603.02 : x
  2. Step 2: Convert to fraction form
    12,370.86/18,552.65 = 3,603.02/x
  3. Step 3: Cross multiply
    12,370.86x = 18,552.65 × 3,603.02
  4. Step 4: Simplify right side
    12,370.86x = 66,845,458.22
  5. Step 5: Solve for x
    x = 66,845,458.22/12,370.86
  6. Step 6: Final answer
    x = 5,403.46

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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.