Home / 2,096.07-3,143.58-615.30

Finding the Fourth Proportional to 2,096.07, 3,143.58 and 615.30

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Solution

The fourth proportional to 2,096.07, 3,143.58 and 615.30 is: 922.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,096.07 : 3,143.58 = 615.30 : x
  2. Step 2: Convert to fraction form
    2,096.07/3,143.58 = 615.30/x
  3. Step 3: Cross multiply
    2,096.07x = 3,143.58 × 615.30
  4. Step 4: Simplify right side
    2,096.07x = 1,934,244.77
  5. Step 5: Solve for x
    x = 1,934,244.77/2,096.07
  6. Step 6: Final answer
    x = 922.80

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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.