Home / 7,530.49-11,296.10-3,638.17

Finding the Fourth Proportional to 7,530.49, 11,296.10 and 3,638.17

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Solution

The fourth proportional to 7,530.49, 11,296.10 and 3,638.17 is: 5,457.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.49 : 11,296.10 = 3,638.17 : x
  2. Step 2: Convert to fraction form
    7,530.49/11,296.10 = 3,638.17/x
  3. Step 3: Cross multiply
    7,530.49x = 11,296.10 × 3,638.17
  4. Step 4: Simplify right side
    7,530.49x = 41,097,132.14
  5. Step 5: Solve for x
    x = 41,097,132.14/7,530.49
  6. Step 6: Final answer
    x = 5,457.43

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1.5x scale

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.