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Finding the Fourth Proportional to 3,573.51, 5,361.71 and 1,626.63

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Solution

The fourth proportional to 3,573.51, 5,361.71 and 1,626.63 is: 2,440.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.51 : 5,361.71 = 1,626.63 : x
  2. Step 2: Convert to fraction form
    3,573.51/5,361.71 = 1,626.63/x
  3. Step 3: Cross multiply
    3,573.51x = 5,361.71 × 1,626.63
  4. Step 4: Simplify right side
    3,573.51x = 8,721,518.34
  5. Step 5: Solve for x
    x = 8,721,518.34/3,573.51
  6. Step 6: Final answer
    x = 2,440.60

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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.