Home / 9,769.46-14,651.38-2,748.99

Finding the Fourth Proportional to 9,769.46, 14,651.38 and 2,748.99

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Solution

The fourth proportional to 9,769.46, 14,651.38 and 2,748.99 is: 4,122.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,769.46 : 14,651.38 = 2,748.99 : x
  2. Step 2: Convert to fraction form
    9,769.46/14,651.38 = 2,748.99/x
  3. Step 3: Cross multiply
    9,769.46x = 14,651.38 × 2,748.99
  4. Step 4: Simplify right side
    9,769.46x = 40,276,483.36
  5. Step 5: Solve for x
    x = 40,276,483.36/9,769.46
  6. Step 6: Final answer
    x = 4,122.69

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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.