Home / 7,456.01-11,185.61-2,525.40

Finding the Fourth Proportional to 7,456.01, 11,185.61 and 2,525.40

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Solution

The fourth proportional to 7,456.01, 11,185.61 and 2,525.40 is: 3,788.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.01 : 11,185.61 = 2,525.40 : x
  2. Step 2: Convert to fraction form
    7,456.01/11,185.61 = 2,525.40/x
  3. Step 3: Cross multiply
    7,456.01x = 11,185.61 × 2,525.40
  4. Step 4: Simplify right side
    7,456.01x = 28,248,126.87
  5. Step 5: Solve for x
    x = 28,248,126.87/7,456.01
  6. Step 6: Final answer
    x = 3,788.64

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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.