Home / 5,665.29-8,498.07-1,967.64

Finding the Fourth Proportional to 5,665.29, 8,498.07 and 1,967.64

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Solution

The fourth proportional to 5,665.29, 8,498.07 and 1,967.64 is: 2,951.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,665.29 : 8,498.07 = 1,967.64 : x
  2. Step 2: Convert to fraction form
    5,665.29/8,498.07 = 1,967.64/x
  3. Step 3: Cross multiply
    5,665.29x = 8,498.07 × 1,967.64
  4. Step 4: Simplify right side
    5,665.29x = 16,721,142.45
  5. Step 5: Solve for x
    x = 16,721,142.45/5,665.29
  6. Step 6: Final answer
    x = 2,951.51

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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.