Home / 9,465.54-14,196.48-3,620.78

Finding the Fourth Proportional to 9,465.54, 14,196.48 and 3,620.78

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Solution

The fourth proportional to 9,465.54, 14,196.48 and 3,620.78 is: 5,430.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,465.54 : 14,196.48 = 3,620.78 : x
  2. Step 2: Convert to fraction form
    9,465.54/14,196.48 = 3,620.78/x
  3. Step 3: Cross multiply
    9,465.54x = 14,196.48 × 3,620.78
  4. Step 4: Simplify right side
    9,465.54x = 51,402,330.85
  5. Step 5: Solve for x
    x = 51,402,330.85/9,465.54
  6. Step 6: Final answer
    x = 5,430.47

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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.