Home / 3,549.47-4,897.97-2,288.30

Finding the Fourth Proportional to 3,549.47, 4,897.97 and 2,288.30

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Solution

The fourth proportional to 3,549.47, 4,897.97 and 2,288.30 is: 3,157.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.47 : 4,897.97 = 2,288.30 : x
  2. Step 2: Convert to fraction form
    3,549.47/4,897.97 = 2,288.30/x
  3. Step 3: Cross multiply
    3,549.47x = 4,897.97 × 2,288.30
  4. Step 4: Simplify right side
    3,549.47x = 11,208,024.95
  5. Step 5: Solve for x
    x = 11,208,024.95/3,549.47
  6. Step 6: Final answer
    x = 3,157.66

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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.