Home / 5,298.78-7,941.27-2,526.36

Finding the Fourth Proportional to 5,298.78, 7,941.27 and 2,526.36

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Solution

The fourth proportional to 5,298.78, 7,941.27 and 2,526.36 is: 3,786.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298.78 : 7,941.27 = 2,526.36 : x
  2. Step 2: Convert to fraction form
    5,298.78/7,941.27 = 2,526.36/x
  3. Step 3: Cross multiply
    5,298.78x = 7,941.27 × 2,526.36
  4. Step 4: Simplify right side
    5,298.78x = 20,062,506.88
  5. Step 5: Solve for x
    x = 20,062,506.88/5,298.78
  6. Step 6: Final answer
    x = 3,786.25

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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.