Home / 3,739.04-5,161.73-2,897.84

Finding the Fourth Proportional to 3,739.04, 5,161.73 and 2,897.84

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Solution

The fourth proportional to 3,739.04, 5,161.73 and 2,897.84 is: 4,000.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.04 : 5,161.73 = 2,897.84 : x
  2. Step 2: Convert to fraction form
    3,739.04/5,161.73 = 2,897.84/x
  3. Step 3: Cross multiply
    3,739.04x = 5,161.73 × 2,897.84
  4. Step 4: Simplify right side
    3,739.04x = 14,957,827.37
  5. Step 5: Solve for x
    x = 14,957,827.37/3,739.04
  6. Step 6: Final answer
    x = 4,000.45

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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.