Home / 7,849.55-10,831.16-5,019.44

Finding the Fourth Proportional to 7,849.55, 10,831.16 and 5,019.44

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Solution

The fourth proportional to 7,849.55, 10,831.16 and 5,019.44 is: 6,926.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849.55 : 10,831.16 = 5,019.44 : x
  2. Step 2: Convert to fraction form
    7,849.55/10,831.16 = 5,019.44/x
  3. Step 3: Cross multiply
    7,849.55x = 10,831.16 × 5,019.44
  4. Step 4: Simplify right side
    7,849.55x = 54,366,278.50
  5. Step 5: Solve for x
    x = 54,366,278.50/7,849.55
  6. Step 6: Final answer
    x = 6,926.04

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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.