Home / 11,831.52-16,328.46-6,527.40

Finding the Fourth Proportional to 11,831.52, 16,328.46 and 6,527.40

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Solution

The fourth proportional to 11,831.52, 16,328.46 and 6,527.40 is: 9,008.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.52 : 16,328.46 = 6,527.40 : x
  2. Step 2: Convert to fraction form
    11,831.52/16,328.46 = 6,527.40/x
  3. Step 3: Cross multiply
    11,831.52x = 16,328.46 × 6,527.40
  4. Step 4: Simplify right side
    11,831.52x = 106,582,389.80
  5. Step 5: Solve for x
    x = 106,582,389.80/11,831.52
  6. Step 6: Final answer
    x = 9,008.34

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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.