Home / 3,446.09-4,756.22-1,953.72

Finding the Fourth Proportional to 3,446.09, 4,756.22 and 1,953.72

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Solution

The fourth proportional to 3,446.09, 4,756.22 and 1,953.72 is: 2,696.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.09 : 4,756.22 = 1,953.72 : x
  2. Step 2: Convert to fraction form
    3,446.09/4,756.22 = 1,953.72/x
  3. Step 3: Cross multiply
    3,446.09x = 4,756.22 × 1,953.72
  4. Step 4: Simplify right side
    3,446.09x = 9,292,319.70
  5. Step 5: Solve for x
    x = 9,292,319.70/3,446.09
  6. Step 6: Final answer
    x = 2,696.48

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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.