Home / 7,530.88-11,298.20-3,146.08

Finding the Fourth Proportional to 7,530.88, 11,298.20 and 3,146.08

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Solution

The fourth proportional to 7,530.88, 11,298.20 and 3,146.08 is: 4,719.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.88 : 11,298.20 = 3,146.08 : x
  2. Step 2: Convert to fraction form
    7,530.88/11,298.20 = 3,146.08/x
  3. Step 3: Cross multiply
    7,530.88x = 11,298.20 × 3,146.08
  4. Step 4: Simplify right side
    7,530.88x = 35,545,041.06
  5. Step 5: Solve for x
    x = 35,545,041.06/7,530.88
  6. Step 6: Final answer
    x = 4,719.91

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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.