Home / 3,369.47-5,051.08-1,722.39

Finding the Fourth Proportional to 3,369.47, 5,051.08 and 1,722.39

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Solution

The fourth proportional to 3,369.47, 5,051.08 and 1,722.39 is: 2,581.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.47 : 5,051.08 = 1,722.39 : x
  2. Step 2: Convert to fraction form
    3,369.47/5,051.08 = 1,722.39/x
  3. Step 3: Cross multiply
    3,369.47x = 5,051.08 × 1,722.39
  4. Step 4: Simplify right side
    3,369.47x = 8,699,904.43
  5. Step 5: Solve for x
    x = 8,699,904.43/3,369.47
  6. Step 6: Final answer
    x = 2,581.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.