Home / 3,549.14-4,897.62-1,955.72

Finding the Fourth Proportional to 3,549.14, 4,897.62 and 1,955.72

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Solution

The fourth proportional to 3,549.14, 4,897.62 and 1,955.72 is: 2,698.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.14 : 4,897.62 = 1,955.72 : x
  2. Step 2: Convert to fraction form
    3,549.14/4,897.62 = 1,955.72/x
  3. Step 3: Cross multiply
    3,549.14x = 4,897.62 × 1,955.72
  4. Step 4: Simplify right side
    3,549.14x = 9,578,373.39
  5. Step 5: Solve for x
    x = 9,578,373.39/3,549.14
  6. Step 6: Final answer
    x = 2,698.79

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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.