Home / 7,405.11-11,097.65-3,710.00

Finding the Fourth Proportional to 7,405.11, 11,097.65 and 3,710.00

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Solution

The fourth proportional to 7,405.11, 11,097.65 and 3,710.00 is: 5,559.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,405.11 : 11,097.65 = 3,710.00 : x
  2. Step 2: Convert to fraction form
    7,405.11/11,097.65 = 3,710.00/x
  3. Step 3: Cross multiply
    7,405.11x = 11,097.65 × 3,710.00
  4. Step 4: Simplify right side
    7,405.11x = 41,172,207.46
  5. Step 5: Solve for x
    x = 41,172,207.46/7,405.11
  6. Step 6: Final answer
    x = 5,559.97

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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.