Home / 10,960.65-16,440.62-4,385.07

Finding the Fourth Proportional to 10,960.65, 16,440.62 and 4,385.07

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Solution

The fourth proportional to 10,960.65, 16,440.62 and 4,385.07 is: 6,577.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,960.65 : 16,440.62 = 4,385.07 : x
  2. Step 2: Convert to fraction form
    10,960.65/16,440.62 = 4,385.07/x
  3. Step 3: Cross multiply
    10,960.65x = 16,440.62 × 4,385.07
  4. Step 4: Simplify right side
    10,960.65x = 72,093,247.62
  5. Step 5: Solve for x
    x = 72,093,247.62/10,960.65
  6. Step 6: Final answer
    x = 6,577.46

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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.