Home / 9,831.80-14,744.10-3,258.20

Finding the Fourth Proportional to 9,831.80, 14,744.10 and 3,258.20

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Solution

The fourth proportional to 9,831.80, 14,744.10 and 3,258.20 is: 4,886.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,831.80 : 14,744.10 = 3,258.20 : x
  2. Step 2: Convert to fraction form
    9,831.80/14,744.10 = 3,258.20/x
  3. Step 3: Cross multiply
    9,831.80x = 14,744.10 × 3,258.20
  4. Step 4: Simplify right side
    9,831.80x = 48,039,226.62
  5. Step 5: Solve for x
    x = 48,039,226.62/9,831.80
  6. Step 6: Final answer
    x = 4,886.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.