Home / 6,430.35-9,645.12-2,050.95

Finding the Fourth Proportional to 6,430.35, 9,645.12 and 2,050.95

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Solution

The fourth proportional to 6,430.35, 9,645.12 and 2,050.95 is: 3,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.35 : 9,645.12 = 2,050.95 : x
  2. Step 2: Convert to fraction form
    6,430.35/9,645.12 = 2,050.95/x
  3. Step 3: Cross multiply
    6,430.35x = 9,645.12 × 2,050.95
  4. Step 4: Simplify right side
    6,430.35x = 19,781,658.86
  5. Step 5: Solve for x
    x = 19,781,658.86/6,430.35
  6. Step 6: Final answer
    x = 3,076.30

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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.