Home / 10,144.10-14,007.75-6,373.80

Finding the Fourth Proportional to 10,144.10, 14,007.75 and 6,373.80

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Solution

The fourth proportional to 10,144.10, 14,007.75 and 6,373.80 is: 8,801.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,144.10 : 14,007.75 = 6,373.80 : x
  2. Step 2: Convert to fraction form
    10,144.10/14,007.75 = 6,373.80/x
  3. Step 3: Cross multiply
    10,144.10x = 14,007.75 × 6,373.80
  4. Step 4: Simplify right side
    10,144.10x = 89,282,596.95
  5. Step 5: Solve for x
    x = 89,282,596.95/10,144.10
  6. Step 6: Final answer
    x = 8,801.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.