Home / 3,548.37-4,897.62-2,491.32

Finding the Fourth Proportional to 3,548.37, 4,897.62 and 2,491.32

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Solution

The fourth proportional to 3,548.37, 4,897.62 and 2,491.32 is: 3,438.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.37 : 4,897.62 = 2,491.32 : x
  2. Step 2: Convert to fraction form
    3,548.37/4,897.62 = 2,491.32/x
  3. Step 3: Cross multiply
    3,548.37x = 4,897.62 × 2,491.32
  4. Step 4: Simplify right side
    3,548.37x = 12,201,538.66
  5. Step 5: Solve for x
    x = 12,201,538.66/3,548.37
  6. Step 6: Final answer
    x = 3,438.63

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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.