Home / 3,048.47-4,206.89-1,651.22

Finding the Fourth Proportional to 3,048.47, 4,206.89 and 1,651.22

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Solution

The fourth proportional to 3,048.47, 4,206.89 and 1,651.22 is: 2,278.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.47 : 4,206.89 = 1,651.22 : x
  2. Step 2: Convert to fraction form
    3,048.47/4,206.89 = 1,651.22/x
  3. Step 3: Cross multiply
    3,048.47x = 4,206.89 × 1,651.22
  4. Step 4: Simplify right side
    3,048.47x = 6,946,499.78
  5. Step 5: Solve for x
    x = 6,946,499.78/3,048.47
  6. Step 6: Final answer
    x = 2,278.68

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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.