Home / 7,230.32-10,831.48-4,757.68

Finding the Fourth Proportional to 7,230.32, 10,831.48 and 4,757.68

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Solution

The fourth proportional to 7,230.32, 10,831.48 and 4,757.68 is: 7,127.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,230.32 : 10,831.48 = 4,757.68 : x
  2. Step 2: Convert to fraction form
    7,230.32/10,831.48 = 4,757.68/x
  3. Step 3: Cross multiply
    7,230.32x = 10,831.48 × 4,757.68
  4. Step 4: Simplify right side
    7,230.32x = 51,532,715.77
  5. Step 5: Solve for x
    x = 51,532,715.77/7,230.32
  6. Step 6: Final answer
    x = 7,127.31

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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.