Home / 10,847.70-16,271.55-2,950.20

Finding the Fourth Proportional to 10,847.70, 16,271.55 and 2,950.20

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Solution

The fourth proportional to 10,847.70, 16,271.55 and 2,950.20 is: 4,425.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,847.70 : 16,271.55 = 2,950.20 : x
  2. Step 2: Convert to fraction form
    10,847.70/16,271.55 = 2,950.20/x
  3. Step 3: Cross multiply
    10,847.70x = 16,271.55 × 2,950.20
  4. Step 4: Simplify right side
    10,847.70x = 48,004,326.81
  5. Step 5: Solve for x
    x = 48,004,326.81/10,847.70
  6. Step 6: Final answer
    x = 4,425.30

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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.