Home / 6,160.92-9,228.30-5,720.28

Finding the Fourth Proportional to 6,160.92, 9,228.30 and 5,720.28

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Solution

The fourth proportional to 6,160.92, 9,228.30 and 5,720.28 is: 8,568.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,160.92 : 9,228.30 = 5,720.28 : x
  2. Step 2: Convert to fraction form
    6,160.92/9,228.30 = 5,720.28/x
  3. Step 3: Cross multiply
    6,160.92x = 9,228.30 × 5,720.28
  4. Step 4: Simplify right side
    6,160.92x = 52,788,459.92
  5. Step 5: Solve for x
    x = 52,788,459.92/6,160.92
  6. Step 6: Final answer
    x = 8,568.28

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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.