Home / 5,310.88-7,919.56-4,941.52

Finding the Fourth Proportional to 5,310.88, 7,919.56 and 4,941.52

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Solution

The fourth proportional to 5,310.88, 7,919.56 and 4,941.52 is: 7,368.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.88 : 7,919.56 = 4,941.52 : x
  2. Step 2: Convert to fraction form
    5,310.88/7,919.56 = 4,941.52/x
  3. Step 3: Cross multiply
    5,310.88x = 7,919.56 × 4,941.52
  4. Step 4: Simplify right side
    5,310.88x = 39,134,664.13
  5. Step 5: Solve for x
    x = 39,134,664.13/5,310.88
  6. Step 6: Final answer
    x = 7,368.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.