Home / 11,831.60-16,328.58-6,526.92

Finding the Fourth Proportional to 11,831.60, 16,328.58 and 6,526.92

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Solution

The fourth proportional to 11,831.60, 16,328.58 and 6,526.92 is: 9,007.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.60 : 16,328.58 = 6,526.92 : x
  2. Step 2: Convert to fraction form
    11,831.60/16,328.58 = 6,526.92/x
  3. Step 3: Cross multiply
    11,831.60x = 16,328.58 × 6,526.92
  4. Step 4: Simplify right side
    11,831.60x = 106,575,335.37
  5. Step 5: Solve for x
    x = 106,575,335.37/11,831.60
  6. Step 6: Final answer
    x = 9,007.69

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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.