Home / 3,009.65-4,154.94-1,814.84

Finding the Fourth Proportional to 3,009.65, 4,154.94 and 1,814.84

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Solution

The fourth proportional to 3,009.65, 4,154.94 and 1,814.84 is: 2,505.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.65 : 4,154.94 = 1,814.84 : x
  2. Step 2: Convert to fraction form
    3,009.65/4,154.94 = 1,814.84/x
  3. Step 3: Cross multiply
    3,009.65x = 4,154.94 × 1,814.84
  4. Step 4: Simplify right side
    3,009.65x = 7,540,530.53
  5. Step 5: Solve for x
    x = 7,540,530.53/3,009.65
  6. Step 6: Final answer
    x = 2,505.46

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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.