Home / 5,262.63-7,894.29-1,975.81

Finding the Fourth Proportional to 5,262.63, 7,894.29 and 1,975.81

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Solution

The fourth proportional to 5,262.63, 7,894.29 and 1,975.81 is: 2,963.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262.63 : 7,894.29 = 1,975.81 : x
  2. Step 2: Convert to fraction form
    5,262.63/7,894.29 = 1,975.81/x
  3. Step 3: Cross multiply
    5,262.63x = 7,894.29 × 1,975.81
  4. Step 4: Simplify right side
    5,262.63x = 15,597,617.12
  5. Step 5: Solve for x
    x = 15,597,617.12/5,262.63
  6. Step 6: Final answer
    x = 2,963.84

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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.