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Finding the Fourth Proportional to 3,503.48, 5,256.74 and 1,941.59

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Solution

The fourth proportional to 3,503.48, 5,256.74 and 1,941.59 is: 2,913.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503.48 : 5,256.74 = 1,941.59 : x
  2. Step 2: Convert to fraction form
    3,503.48/5,256.74 = 1,941.59/x
  3. Step 3: Cross multiply
    3,503.48x = 5,256.74 × 1,941.59
  4. Step 4: Simplify right side
    3,503.48x = 10,206,451.81
  5. Step 5: Solve for x
    x = 10,206,451.81/3,503.48
  6. Step 6: Final answer
    x = 2,913.24

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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.