Home / 6,103.18-9,153.96-1,720.99

Finding the Fourth Proportional to 6,103.18, 9,153.96 and 1,720.99

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Solution

The fourth proportional to 6,103.18, 9,153.96 and 1,720.99 is: 2,581.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.18 : 9,153.96 = 1,720.99 : x
  2. Step 2: Convert to fraction form
    6,103.18/9,153.96 = 1,720.99/x
  3. Step 3: Cross multiply
    6,103.18x = 9,153.96 × 1,720.99
  4. Step 4: Simplify right side
    6,103.18x = 15,753,844.28
  5. Step 5: Solve for x
    x = 15,753,844.28/6,103.18
  6. Step 6: Final answer
    x = 2,581.25

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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.