Home / 7,519.59-11,271.95-3,563.90

Finding the Fourth Proportional to 7,519.59, 11,271.95 and 3,563.90

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Solution

The fourth proportional to 7,519.59, 11,271.95 and 3,563.90 is: 5,342.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.59 : 11,271.95 = 3,563.90 : x
  2. Step 2: Convert to fraction form
    7,519.59/11,271.95 = 3,563.90/x
  3. Step 3: Cross multiply
    7,519.59x = 11,271.95 × 3,563.90
  4. Step 4: Simplify right side
    7,519.59x = 40,172,084.79
  5. Step 5: Solve for x
    x = 40,172,084.79/7,519.59
  6. Step 6: Final answer
    x = 5,342.32

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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.