Home / 7,228.30-10,842.19-3,065.63

Finding the Fourth Proportional to 7,228.30, 10,842.19 and 3,065.63

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Solution

The fourth proportional to 7,228.30, 10,842.19 and 3,065.63 is: 4,598.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228.30 : 10,842.19 = 3,065.63 : x
  2. Step 2: Convert to fraction form
    7,228.30/10,842.19 = 3,065.63/x
  3. Step 3: Cross multiply
    7,228.30x = 10,842.19 × 3,065.63
  4. Step 4: Simplify right side
    7,228.30x = 33,238,142.93
  5. Step 5: Solve for x
    x = 33,238,142.93/7,228.30
  6. Step 6: Final answer
    x = 4,598.33

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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.