Home / 12,643.83-18,966.66-4,852.64

Finding the Fourth Proportional to 12,643.83, 18,966.66 and 4,852.64

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Solution

The fourth proportional to 12,643.83, 18,966.66 and 4,852.64 is: 7,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643.83 : 18,966.66 = 4,852.64 : x
  2. Step 2: Convert to fraction form
    12,643.83/18,966.66 = 4,852.64/x
  3. Step 3: Cross multiply
    12,643.83x = 18,966.66 × 4,852.64
  4. Step 4: Simplify right side
    12,643.83x = 92,038,372.98
  5. Step 5: Solve for x
    x = 92,038,372.98/12,643.83
  6. Step 6: Final answer
    x = 7,279.31

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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.