Home / 4,877.84-7,315.86-1,593.38

Finding the Fourth Proportional to 4,877.84, 7,315.86 and 1,593.38

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Solution

The fourth proportional to 4,877.84, 7,315.86 and 1,593.38 is: 2,389.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.84 : 7,315.86 = 1,593.38 : x
  2. Step 2: Convert to fraction form
    4,877.84/7,315.86 = 1,593.38/x
  3. Step 3: Cross multiply
    4,877.84x = 7,315.86 × 1,593.38
  4. Step 4: Simplify right side
    4,877.84x = 11,656,945.01
  5. Step 5: Solve for x
    x = 11,656,945.01/4,877.84
  6. Step 6: Final answer
    x = 2,389.78

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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.