Home / 4,726.67-7,091.01-1,440.02

Finding the Fourth Proportional to 4,726.67, 7,091.01 and 1,440.02

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Solution

The fourth proportional to 4,726.67, 7,091.01 and 1,440.02 is: 2,160.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726.67 : 7,091.01 = 1,440.02 : x
  2. Step 2: Convert to fraction form
    4,726.67/7,091.01 = 1,440.02/x
  3. Step 3: Cross multiply
    4,726.67x = 7,091.01 × 1,440.02
  4. Step 4: Simplify right side
    4,726.67x = 10,211,213.95
  5. Step 5: Solve for x
    x = 10,211,213.95/4,726.67
  6. Step 6: Final answer
    x = 2,160.34

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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.