Home / 10,901.09-16,343.44-5,630.42

Finding the Fourth Proportional to 10,901.09, 16,343.44 and 5,630.42

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Solution

The fourth proportional to 10,901.09, 16,343.44 and 5,630.42 is: 8,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.09 : 16,343.44 = 5,630.42 : x
  2. Step 2: Convert to fraction form
    10,901.09/16,343.44 = 5,630.42/x
  3. Step 3: Cross multiply
    10,901.09x = 16,343.44 × 5,630.42
  4. Step 4: Simplify right side
    10,901.09x = 92,020,458.23
  5. Step 5: Solve for x
    x = 92,020,458.23/10,901.09
  6. Step 6: Final answer
    x = 8,441.40

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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.