Home / 5,018.69-7,525.84-2,678.17

Finding the Fourth Proportional to 5,018.69, 7,525.84 and 2,678.17

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Solution

The fourth proportional to 5,018.69, 7,525.84 and 2,678.17 is: 4,016.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018.69 : 7,525.84 = 2,678.17 : x
  2. Step 2: Convert to fraction form
    5,018.69/7,525.84 = 2,678.17/x
  3. Step 3: Cross multiply
    5,018.69x = 7,525.84 × 2,678.17
  4. Step 4: Simplify right side
    5,018.69x = 20,155,478.91
  5. Step 5: Solve for x
    x = 20,155,478.91/5,018.69
  6. Step 6: Final answer
    x = 4,016.09

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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.