Home / 7,831.37-10,807.97-4,295.27

Finding the Fourth Proportional to 7,831.37, 10,807.97 and 4,295.27

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Solution

The fourth proportional to 7,831.37, 10,807.97 and 4,295.27 is: 5,927.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831.37 : 10,807.97 = 4,295.27 : x
  2. Step 2: Convert to fraction form
    7,831.37/10,807.97 = 4,295.27/x
  3. Step 3: Cross multiply
    7,831.37x = 10,807.97 × 4,295.27
  4. Step 4: Simplify right side
    7,831.37x = 46,423,149.30
  5. Step 5: Solve for x
    x = 46,423,149.30/7,831.37
  6. Step 6: Final answer
    x = 5,927.85

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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.