Home / 10,670.80-16,011.98-4,435.11

Finding the Fourth Proportional to 10,670.80, 16,011.98 and 4,435.11

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Solution

The fourth proportional to 10,670.80, 16,011.98 and 4,435.11 is: 6,655.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.80 : 16,011.98 = 4,435.11 : x
  2. Step 2: Convert to fraction form
    10,670.80/16,011.98 = 4,435.11/x
  3. Step 3: Cross multiply
    10,670.80x = 16,011.98 × 4,435.11
  4. Step 4: Simplify right side
    10,670.80x = 71,014,932.11
  5. Step 5: Solve for x
    x = 71,014,932.11/10,670.80
  6. Step 6: Final answer
    x = 6,655.07

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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.