Home / 9,176.44-12,663.49-4,984.69

Finding the Fourth Proportional to 9,176.44, 12,663.49 and 4,984.69

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Solution

The fourth proportional to 9,176.44, 12,663.49 and 4,984.69 is: 6,878.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,176.44 : 12,663.49 = 4,984.69 : x
  2. Step 2: Convert to fraction form
    9,176.44/12,663.49 = 4,984.69/x
  3. Step 3: Cross multiply
    9,176.44x = 12,663.49 × 4,984.69
  4. Step 4: Simplify right side
    9,176.44x = 63,123,560.94
  5. Step 5: Solve for x
    x = 63,123,560.94/9,176.44
  6. Step 6: Final answer
    x = 6,878.87

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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.