Home / 11,204.63-15,462.57-6,425

Finding the Fourth Proportional to 11,204.63, 15,462.57 and 6,425

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Solution

The fourth proportional to 11,204.63, 15,462.57 and 6,425 is: 8,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,204.63 : 15,462.57 = 6,425 : x
  2. Step 2: Convert to fraction form
    11,204.63/15,462.57 = 6,425/x
  3. Step 3: Cross multiply
    11,204.63x = 15,462.57 × 6,425
  4. Step 4: Simplify right side
    11,204.63x = 99,347,012.25
  5. Step 5: Solve for x
    x = 99,347,012.25/11,204.63
  6. Step 6: Final answer
    x = 8,866.60

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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.