Home / 7,530.84-11,281.14-3,623.64

Finding the Fourth Proportional to 7,530.84, 11,281.14 and 3,623.64

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Solution

The fourth proportional to 7,530.84, 11,281.14 and 3,623.64 is: 5,428.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.84 : 11,281.14 = 3,623.64 : x
  2. Step 2: Convert to fraction form
    7,530.84/11,281.14 = 3,623.64/x
  3. Step 3: Cross multiply
    7,530.84x = 11,281.14 × 3,623.64
  4. Step 4: Simplify right side
    7,530.84x = 40,878,790.15
  5. Step 5: Solve for x
    x = 40,878,790.15/7,530.84
  6. Step 6: Final answer
    x = 5,428.18

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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.