Home / 8,831.74-12,188.09-4,853.14

Finding the Fourth Proportional to 8,831.74, 12,188.09 and 4,853.14

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Solution

The fourth proportional to 8,831.74, 12,188.09 and 4,853.14 is: 6,697.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831.74 : 12,188.09 = 4,853.14 : x
  2. Step 2: Convert to fraction form
    8,831.74/12,188.09 = 4,853.14/x
  3. Step 3: Cross multiply
    8,831.74x = 12,188.09 × 4,853.14
  4. Step 4: Simplify right side
    8,831.74x = 59,150,507.10
  5. Step 5: Solve for x
    x = 59,150,507.10/8,831.74
  6. Step 6: Final answer
    x = 6,697.49

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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.