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Finding the Fourth Proportional to 3,453.58, 5,203.43 and 3,124.93

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Solution

The fourth proportional to 3,453.58, 5,203.43 and 3,124.93 is: 4,708.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.58 : 5,203.43 = 3,124.93 : x
  2. Step 2: Convert to fraction form
    3,453.58/5,203.43 = 3,124.93/x
  3. Step 3: Cross multiply
    3,453.58x = 5,203.43 × 3,124.93
  4. Step 4: Simplify right side
    3,453.58x = 16,260,354.51
  5. Step 5: Solve for x
    x = 16,260,354.51/3,453.58
  6. Step 6: Final answer
    x = 4,708.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.