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Finding the Fourth Proportional to 6,831.92, 9,424.44 and 4,594.40

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Solution

The fourth proportional to 6,831.92, 9,424.44 and 4,594.40 is: 6,337.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.92 : 9,424.44 = 4,594.40 : x
  2. Step 2: Convert to fraction form
    6,831.92/9,424.44 = 4,594.40/x
  3. Step 3: Cross multiply
    6,831.92x = 9,424.44 × 4,594.40
  4. Step 4: Simplify right side
    6,831.92x = 43,299,647.14
  5. Step 5: Solve for x
    x = 43,299,647.14/6,831.92
  6. Step 6: Final answer
    x = 6,337.84

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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.