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Finding the Fourth Proportional to 4,458.70, 6,692.10 and 2,998.88

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Solution

The fourth proportional to 4,458.70, 6,692.10 and 2,998.88 is: 4,501.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458.70 : 6,692.10 = 2,998.88 : x
  2. Step 2: Convert to fraction form
    4,458.70/6,692.10 = 2,998.88/x
  3. Step 3: Cross multiply
    4,458.70x = 6,692.10 × 2,998.88
  4. Step 4: Simplify right side
    4,458.70x = 20,068,804.85
  5. Step 5: Solve for x
    x = 20,068,804.85/4,458.70
  6. Step 6: Final answer
    x = 4,501.04

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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.