Home / 9,831.72-13,572.66-6,704.34

Finding the Fourth Proportional to 9,831.72, 13,572.66 and 6,704.34

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Solution

The fourth proportional to 9,831.72, 13,572.66 and 6,704.34 is: 9,255.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,831.72 : 13,572.66 = 6,704.34 : x
  2. Step 2: Convert to fraction form
    9,831.72/13,572.66 = 6,704.34/x
  3. Step 3: Cross multiply
    9,831.72x = 13,572.66 × 6,704.34
  4. Step 4: Simplify right side
    9,831.72x = 90,995,727.34
  5. Step 5: Solve for x
    x = 90,995,727.34/9,831.72
  6. Step 6: Final answer
    x = 9,255.32

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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.