Home / 8,669.54-13,011.60-4,511

Finding the Fourth Proportional to 8,669.54, 13,011.60 and 4,511

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Solution

The fourth proportional to 8,669.54, 13,011.60 and 4,511 is: 6,770.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669.54 : 13,011.60 = 4,511 : x
  2. Step 2: Convert to fraction form
    8,669.54/13,011.60 = 4,511/x
  3. Step 3: Cross multiply
    8,669.54x = 13,011.60 × 4,511
  4. Step 4: Simplify right side
    8,669.54x = 58,695,327.60
  5. Step 5: Solve for x
    x = 58,695,327.60/8,669.54
  6. Step 6: Final answer
    x = 6,770.29

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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.