Home / 10,951.56-16,430.13-3,160.44

Finding the Fourth Proportional to 10,951.56, 16,430.13 and 3,160.44

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Solution

The fourth proportional to 10,951.56, 16,430.13 and 3,160.44 is: 4,741.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,951.56 : 16,430.13 = 3,160.44 : x
  2. Step 2: Convert to fraction form
    10,951.56/16,430.13 = 3,160.44/x
  3. Step 3: Cross multiply
    10,951.56x = 16,430.13 × 3,160.44
  4. Step 4: Simplify right side
    10,951.56x = 51,926,440.06
  5. Step 5: Solve for x
    x = 51,926,440.06/10,951.56
  6. Step 6: Final answer
    x = 4,741.47

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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.