Home / 5,134.01-7,084.94-2,776.15

Finding the Fourth Proportional to 5,134.01, 7,084.94 and 2,776.15

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Solution

The fourth proportional to 5,134.01, 7,084.94 and 2,776.15 is: 3,831.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.01 : 7,084.94 = 2,776.15 : x
  2. Step 2: Convert to fraction form
    5,134.01/7,084.94 = 2,776.15/x
  3. Step 3: Cross multiply
    5,134.01x = 7,084.94 × 2,776.15
  4. Step 4: Simplify right side
    5,134.01x = 19,668,854.65
  5. Step 5: Solve for x
    x = 19,668,854.65/5,134.01
  6. Step 6: Final answer
    x = 3,831.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.