Home / 7,924.48-11,881.50-2,988.16

Finding the Fourth Proportional to 7,924.48, 11,881.50 and 2,988.16

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Solution

The fourth proportional to 7,924.48, 11,881.50 and 2,988.16 is: 4,480.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924.48 : 11,881.50 = 2,988.16 : x
  2. Step 2: Convert to fraction form
    7,924.48/11,881.50 = 2,988.16/x
  3. Step 3: Cross multiply
    7,924.48x = 11,881.50 × 2,988.16
  4. Step 4: Simplify right side
    7,924.48x = 35,503,823.04
  5. Step 5: Solve for x
    x = 35,503,823.04/7,924.48
  6. Step 6: Final answer
    x = 4,480.27

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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.