Home / 3,009.18-4,510.12-2,644.68

Finding the Fourth Proportional to 3,009.18, 4,510.12 and 2,644.68

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Solution

The fourth proportional to 3,009.18, 4,510.12 and 2,644.68 is: 3,963.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.18 : 4,510.12 = 2,644.68 : x
  2. Step 2: Convert to fraction form
    3,009.18/4,510.12 = 2,644.68/x
  3. Step 3: Cross multiply
    3,009.18x = 4,510.12 × 2,644.68
  4. Step 4: Simplify right side
    3,009.18x = 11,927,797.65
  5. Step 5: Solve for x
    x = 11,927,797.65/3,009.18
  6. Step 6: Final answer
    x = 3,963.81

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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.