Home / 5,831.62-8,045.70-3,313.48

Finding the Fourth Proportional to 5,831.62, 8,045.70 and 3,313.48

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Solution

The fourth proportional to 5,831.62, 8,045.70 and 3,313.48 is: 4,571.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,831.62 : 8,045.70 = 3,313.48 : x
  2. Step 2: Convert to fraction form
    5,831.62/8,045.70 = 3,313.48/x
  3. Step 3: Cross multiply
    5,831.62x = 8,045.70 × 3,313.48
  4. Step 4: Simplify right side
    5,831.62x = 26,659,266.04
  5. Step 5: Solve for x
    x = 26,659,266.04/5,831.62
  6. Step 6: Final answer
    x = 4,571.50

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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.