Home / 9,831.40-14,738.25-3,587.06

Finding the Fourth Proportional to 9,831.40, 14,738.25 and 3,587.06

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Solution

The fourth proportional to 9,831.40, 14,738.25 and 3,587.06 is: 5,377.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,831.40 : 14,738.25 = 3,587.06 : x
  2. Step 2: Convert to fraction form
    9,831.40/14,738.25 = 3,587.06/x
  3. Step 3: Cross multiply
    9,831.40x = 14,738.25 × 3,587.06
  4. Step 4: Simplify right side
    9,831.40x = 52,866,987.05
  5. Step 5: Solve for x
    x = 52,866,987.05/9,831.40
  6. Step 6: Final answer
    x = 5,377.36

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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.