Home / 5,445.84-7,512.26-3,555.02

Finding the Fourth Proportional to 5,445.84, 7,512.26 and 3,555.02

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Solution

The fourth proportional to 5,445.84, 7,512.26 and 3,555.02 is: 4,903.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.84 : 7,512.26 = 3,555.02 : x
  2. Step 2: Convert to fraction form
    5,445.84/7,512.26 = 3,555.02/x
  3. Step 3: Cross multiply
    5,445.84x = 7,512.26 × 3,555.02
  4. Step 4: Simplify right side
    5,445.84x = 26,706,234.55
  5. Step 5: Solve for x
    x = 26,706,234.55/5,445.84
  6. Step 6: Final answer
    x = 4,903.97

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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.