Home / 9,994.07-14,967.79-7,900.02

Finding the Fourth Proportional to 9,994.07, 14,967.79 and 7,900.02

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Solution

The fourth proportional to 9,994.07, 14,967.79 and 7,900.02 is: 11,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,994.07 : 14,967.79 = 7,900.02 : x
  2. Step 2: Convert to fraction form
    9,994.07/14,967.79 = 7,900.02/x
  3. Step 3: Cross multiply
    9,994.07x = 14,967.79 × 7,900.02
  4. Step 4: Simplify right side
    9,994.07x = 118,245,820.61
  5. Step 5: Solve for x
    x = 118,245,820.61/9,994.07
  6. Step 6: Final answer
    x = 11,831.60

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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.