Home / 5,362.84-8,043.88-1,664.98

Finding the Fourth Proportional to 5,362.84, 8,043.88 and 1,664.98

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Solution

The fourth proportional to 5,362.84, 8,043.88 and 1,664.98 is: 2,497.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,362.84 : 8,043.88 = 1,664.98 : x
  2. Step 2: Convert to fraction form
    5,362.84/8,043.88 = 1,664.98/x
  3. Step 3: Cross multiply
    5,362.84x = 8,043.88 × 1,664.98
  4. Step 4: Simplify right side
    5,362.84x = 13,392,899.32
  5. Step 5: Solve for x
    x = 13,392,899.32/5,362.84
  6. Step 6: Final answer
    x = 2,497.35

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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.