Home / 6,831.20-10,240.24-4,359.04

Finding the Fourth Proportional to 6,831.20, 10,240.24 and 4,359.04

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Solution

The fourth proportional to 6,831.20, 10,240.24 and 4,359.04 is: 6,534.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.20 : 10,240.24 = 4,359.04 : x
  2. Step 2: Convert to fraction form
    6,831.20/10,240.24 = 4,359.04/x
  3. Step 3: Cross multiply
    6,831.20x = 10,240.24 × 4,359.04
  4. Step 4: Simplify right side
    6,831.20x = 44,637,615.77
  5. Step 5: Solve for x
    x = 44,637,615.77/6,831.20
  6. Step 6: Final answer
    x = 6,534.37

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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.