Home / 5,783.22-8,672.85-1,886.73

Finding the Fourth Proportional to 5,783.22, 8,672.85 and 1,886.73

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Solution

The fourth proportional to 5,783.22, 8,672.85 and 1,886.73 is: 2,829.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,783.22 : 8,672.85 = 1,886.73 : x
  2. Step 2: Convert to fraction form
    5,783.22/8,672.85 = 1,886.73/x
  3. Step 3: Cross multiply
    5,783.22x = 8,672.85 × 1,886.73
  4. Step 4: Simplify right side
    5,783.22x = 16,363,326.28
  5. Step 5: Solve for x
    x = 16,363,326.28/5,783.22
  6. Step 6: Final answer
    x = 2,829.45

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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.