Home / 12,153.24-16,771.86-6,848.46

Finding the Fourth Proportional to 12,153.24, 16,771.86 and 6,848.46

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Solution

The fourth proportional to 12,153.24, 16,771.86 and 6,848.46 is: 9,451.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,153.24 : 16,771.86 = 6,848.46 : x
  2. Step 2: Convert to fraction form
    12,153.24/16,771.86 = 6,848.46/x
  3. Step 3: Cross multiply
    12,153.24x = 16,771.86 × 6,848.46
  4. Step 4: Simplify right side
    12,153.24x = 114,861,412.34
  5. Step 5: Solve for x
    x = 114,861,412.34/12,153.24
  6. Step 6: Final answer
    x = 9,451.09

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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.