Home / 10,954.24-16,434.60-4,376.80

Finding the Fourth Proportional to 10,954.24, 16,434.60 and 4,376.80

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Solution

The fourth proportional to 10,954.24, 16,434.60 and 4,376.80 is: 6,566.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,954.24 : 16,434.60 = 4,376.80 : x
  2. Step 2: Convert to fraction form
    10,954.24/16,434.60 = 4,376.80/x
  3. Step 3: Cross multiply
    10,954.24x = 16,434.60 × 4,376.80
  4. Step 4: Simplify right side
    10,954.24x = 71,930,957.28
  5. Step 5: Solve for x
    x = 71,930,957.28/10,954.24
  6. Step 6: Final answer
    x = 6,566.49

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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.