Home / 9,831.07-14,744.33-2,810.90

Finding the Fourth Proportional to 9,831.07, 14,744.33 and 2,810.90

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Solution

The fourth proportional to 9,831.07, 14,744.33 and 2,810.90 is: 4,215.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,831.07 : 14,744.33 = 2,810.90 : x
  2. Step 2: Convert to fraction form
    9,831.07/14,744.33 = 2,810.90/x
  3. Step 3: Cross multiply
    9,831.07x = 14,744.33 × 2,810.90
  4. Step 4: Simplify right side
    9,831.07x = 41,444,870.54
  5. Step 5: Solve for x
    x = 41,444,870.54/9,831.07
  6. Step 6: Final answer
    x = 4,215.70

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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.