Home / 5,666.36-8,499.60-1,968.71

Finding the Fourth Proportional to 5,666.36, 8,499.60 and 1,968.71

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Solution

The fourth proportional to 5,666.36, 8,499.60 and 1,968.71 is: 2,953.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.36 : 8,499.60 = 1,968.71 : x
  2. Step 2: Convert to fraction form
    5,666.36/8,499.60 = 1,968.71/x
  3. Step 3: Cross multiply
    5,666.36x = 8,499.60 × 1,968.71
  4. Step 4: Simplify right side
    5,666.36x = 16,733,205.02
  5. Step 5: Solve for x
    x = 16,733,205.02/5,666.36
  6. Step 6: Final answer
    x = 2,953.08

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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.