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Finding the Fourth Proportional to 5,835.15, 8,753.96 and 1,886.63

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Solution

The fourth proportional to 5,835.15, 8,753.96 and 1,886.63 is: 2,830.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,835.15 : 8,753.96 = 1,886.63 : x
  2. Step 2: Convert to fraction form
    5,835.15/8,753.96 = 1,886.63/x
  3. Step 3: Cross multiply
    5,835.15x = 8,753.96 × 1,886.63
  4. Step 4: Simplify right side
    5,835.15x = 16,515,483.55
  5. Step 5: Solve for x
    x = 16,515,483.55/5,835.15
  6. Step 6: Final answer
    x = 2,830.34

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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.