Home / 7,530.32-11,302.32-3,835.12

Finding the Fourth Proportional to 7,530.32, 11,302.32 and 3,835.12

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Solution

The fourth proportional to 7,530.32, 11,302.32 and 3,835.12 is: 5,756.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.32 : 11,302.32 = 3,835.12 : x
  2. Step 2: Convert to fraction form
    7,530.32/11,302.32 = 3,835.12/x
  3. Step 3: Cross multiply
    7,530.32x = 11,302.32 × 3,835.12
  4. Step 4: Simplify right side
    7,530.32x = 43,345,753.48
  5. Step 5: Solve for x
    x = 43,345,753.48/7,530.32
  6. Step 6: Final answer
    x = 5,756.16

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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.