Home / 6,819.12-10,228.68-4,510.08

Finding the Fourth Proportional to 6,819.12, 10,228.68 and 4,510.08

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Solution

The fourth proportional to 6,819.12, 10,228.68 and 4,510.08 is: 6,765.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,819.12 : 10,228.68 = 4,510.08 : x
  2. Step 2: Convert to fraction form
    6,819.12/10,228.68 = 4,510.08/x
  3. Step 3: Cross multiply
    6,819.12x = 10,228.68 × 4,510.08
  4. Step 4: Simplify right side
    6,819.12x = 46,132,165.09
  5. Step 5: Solve for x
    x = 46,132,165.09/6,819.12
  6. Step 6: Final answer
    x = 6,765.12

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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.