Home / 3,096.74-4,643.40-2,124.02

Finding the Fourth Proportional to 3,096.74, 4,643.40 and 2,124.02

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Solution

The fourth proportional to 3,096.74, 4,643.40 and 2,124.02 is: 3,184.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.74 : 4,643.40 = 2,124.02 : x
  2. Step 2: Convert to fraction form
    3,096.74/4,643.40 = 2,124.02/x
  3. Step 3: Cross multiply
    3,096.74x = 4,643.40 × 2,124.02
  4. Step 4: Simplify right side
    3,096.74x = 9,862,674.47
  5. Step 5: Solve for x
    x = 9,862,674.47/3,096.74
  6. Step 6: Final answer
    x = 3,184.86

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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.