Home / 10,946.46-16,421.22-3,548.52

Finding the Fourth Proportional to 10,946.46, 16,421.22 and 3,548.52

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Solution

The fourth proportional to 10,946.46, 16,421.22 and 3,548.52 is: 5,323.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,946.46 : 16,421.22 = 3,548.52 : x
  2. Step 2: Convert to fraction form
    10,946.46/16,421.22 = 3,548.52/x
  3. Step 3: Cross multiply
    10,946.46x = 16,421.22 × 3,548.52
  4. Step 4: Simplify right side
    10,946.46x = 58,271,027.59
  5. Step 5: Solve for x
    x = 58,271,027.59/10,946.46
  6. Step 6: Final answer
    x = 5,323.28

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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.