Home / 3,548.67-4,897.29-1,976.86

Finding the Fourth Proportional to 3,548.67, 4,897.29 and 1,976.86

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Solution

The fourth proportional to 3,548.67, 4,897.29 and 1,976.86 is: 2,728.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.67 : 4,897.29 = 1,976.86 : x
  2. Step 2: Convert to fraction form
    3,548.67/4,897.29 = 1,976.86/x
  3. Step 3: Cross multiply
    3,548.67x = 4,897.29 × 1,976.86
  4. Step 4: Simplify right side
    3,548.67x = 9,681,256.71
  5. Step 5: Solve for x
    x = 9,681,256.71/3,548.67
  6. Step 6: Final answer
    x = 2,728.14

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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.