Home / 3,146.09-4,341.56-1,748.84

Finding the Fourth Proportional to 3,146.09, 4,341.56 and 1,748.84

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Solution

The fourth proportional to 3,146.09, 4,341.56 and 1,748.84 is: 2,413.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.09 : 4,341.56 = 1,748.84 : x
  2. Step 2: Convert to fraction form
    3,146.09/4,341.56 = 1,748.84/x
  3. Step 3: Cross multiply
    3,146.09x = 4,341.56 × 1,748.84
  4. Step 4: Simplify right side
    3,146.09x = 7,592,663.34
  5. Step 5: Solve for x
    x = 7,592,663.34/3,146.09
  6. Step 6: Final answer
    x = 2,413.37

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1.5x scale

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.