Home / 5,666.31-8,499.51-1,968.57

Finding the Fourth Proportional to 5,666.31, 8,499.51 and 1,968.57

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Solution

The fourth proportional to 5,666.31, 8,499.51 and 1,968.57 is: 2,952.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.31 : 8,499.51 = 1,968.57 : x
  2. Step 2: Convert to fraction form
    5,666.31/8,499.51 = 1,968.57/x
  3. Step 3: Cross multiply
    5,666.31x = 8,499.51 × 1,968.57
  4. Step 4: Simplify right side
    5,666.31x = 16,731,880.40
  5. Step 5: Solve for x
    x = 16,731,880.40/5,666.31
  6. Step 6: Final answer
    x = 2,952.87

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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.