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Finding the Fourth Proportional to 4,669, 6,443.22 and 2,573.32

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Solution

The fourth proportional to 4,669, 6,443.22 and 2,573.32 is: 3,551.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669 : 6,443.22 = 2,573.32 : x
  2. Step 2: Convert to fraction form
    4,669/6,443.22 = 2,573.32/x
  3. Step 3: Cross multiply
    4,669x = 6,443.22 × 2,573.32
  4. Step 4: Simplify right side
    4,669x = 16,580,466.89
  5. Step 5: Solve for x
    x = 16,580,466.89/4,669
  6. Step 6: Final answer
    x = 3,551.18

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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.