Home / 7,449.63-11,184.21-4,995.43

Finding the Fourth Proportional to 7,449.63, 11,184.21 and 4,995.43

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Solution

The fourth proportional to 7,449.63, 11,184.21 and 4,995.43 is: 7,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.63 : 11,184.21 = 4,995.43 : x
  2. Step 2: Convert to fraction form
    7,449.63/11,184.21 = 4,995.43/x
  3. Step 3: Cross multiply
    7,449.63x = 11,184.21 × 4,995.43
  4. Step 4: Simplify right side
    7,449.63x = 55,869,991.84
  5. Step 5: Solve for x
    x = 55,869,991.84/7,449.63
  6. Step 6: Final answer
    x = 7,499.70

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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.