Home / 7,530.24-11,290.32-2,907.84

Finding the Fourth Proportional to 7,530.24, 11,290.32 and 2,907.84

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Solution

The fourth proportional to 7,530.24, 11,290.32 and 2,907.84 is: 4,359.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.24 : 11,290.32 = 2,907.84 : x
  2. Step 2: Convert to fraction form
    7,530.24/11,290.32 = 2,907.84/x
  3. Step 3: Cross multiply
    7,530.24x = 11,290.32 × 2,907.84
  4. Step 4: Simplify right side
    7,530.24x = 32,830,444.11
  5. Step 5: Solve for x
    x = 32,830,444.11/7,530.24
  6. Step 6: Final answer
    x = 4,359.81

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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.