Home / 7,908.39-11,864.65-2,361.74

Finding the Fourth Proportional to 7,908.39, 11,864.65 and 2,361.74

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Solution

The fourth proportional to 7,908.39, 11,864.65 and 2,361.74 is: 3,543.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908.39 : 11,864.65 = 2,361.74 : x
  2. Step 2: Convert to fraction form
    7,908.39/11,864.65 = 2,361.74/x
  3. Step 3: Cross multiply
    7,908.39x = 11,864.65 × 2,361.74
  4. Step 4: Simplify right side
    7,908.39x = 28,021,159.17
  5. Step 5: Solve for x
    x = 28,021,159.17/7,908.39
  6. Step 6: Final answer
    x = 3,543.22

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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.