Home / 5,782.59-7,972.69-4,719.27

Finding the Fourth Proportional to 5,782.59, 7,972.69 and 4,719.27

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Solution

The fourth proportional to 5,782.59, 7,972.69 and 4,719.27 is: 6,506.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,782.59 : 7,972.69 = 4,719.27 : x
  2. Step 2: Convert to fraction form
    5,782.59/7,972.69 = 4,719.27/x
  3. Step 3: Cross multiply
    5,782.59x = 7,972.69 × 4,719.27
  4. Step 4: Simplify right side
    5,782.59x = 37,625,253.14
  5. Step 5: Solve for x
    x = 37,625,253.14/5,782.59
  6. Step 6: Final answer
    x = 6,506.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.