Home / 10,947.44-16,426.20-4,709.36

Finding the Fourth Proportional to 10,947.44, 16,426.20 and 4,709.36

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Solution

The fourth proportional to 10,947.44, 16,426.20 and 4,709.36 is: 7,066.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,947.44 : 16,426.20 = 4,709.36 : x
  2. Step 2: Convert to fraction form
    10,947.44/16,426.20 = 4,709.36/x
  3. Step 3: Cross multiply
    10,947.44x = 16,426.20 × 4,709.36
  4. Step 4: Simplify right side
    10,947.44x = 77,356,889.23
  5. Step 5: Solve for x
    x = 77,356,889.23/10,947.44
  6. Step 6: Final answer
    x = 7,066.21

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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.