Home / 5,665.18-8,494.64-1,967.08

Finding the Fourth Proportional to 5,665.18, 8,494.64 and 1,967.08

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Solution

The fourth proportional to 5,665.18, 8,494.64 and 1,967.08 is: 2,949.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,665.18 : 8,494.64 = 1,967.08 : x
  2. Step 2: Convert to fraction form
    5,665.18/8,494.64 = 1,967.08/x
  3. Step 3: Cross multiply
    5,665.18x = 8,494.64 × 1,967.08
  4. Step 4: Simplify right side
    5,665.18x = 16,709,636.45
  5. Step 5: Solve for x
    x = 16,709,636.45/5,665.18
  6. Step 6: Final answer
    x = 2,949.53

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1.5x scale

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.