Home / 5,820.12-8,731.62-1,924.92

Finding the Fourth Proportional to 5,820.12, 8,731.62 and 1,924.92

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Solution

The fourth proportional to 5,820.12, 8,731.62 and 1,924.92 is: 2,887.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.12 : 8,731.62 = 1,924.92 : x
  2. Step 2: Convert to fraction form
    5,820.12/8,731.62 = 1,924.92/x
  3. Step 3: Cross multiply
    5,820.12x = 8,731.62 × 1,924.92
  4. Step 4: Simplify right side
    5,820.12x = 16,807,669.97
  5. Step 5: Solve for x
    x = 16,807,669.97/5,820.12
  6. Step 6: Final answer
    x = 2,887.86

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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.