Home / 2,068.56-3,103.20-607.56

Finding the Fourth Proportional to 2,068.56, 3,103.20 and 607.56

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Solution

The fourth proportional to 2,068.56, 3,103.20 and 607.56 is: 911.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.56 : 3,103.20 = 607.56 : x
  2. Step 2: Convert to fraction form
    2,068.56/3,103.20 = 607.56/x
  3. Step 3: Cross multiply
    2,068.56x = 3,103.20 × 607.56
  4. Step 4: Simplify right side
    2,068.56x = 1,885,380.19
  5. Step 5: Solve for x
    x = 1,885,380.19/2,068.56
  6. Step 6: Final answer
    x = 911.45

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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.