Home / 7,548.24-11,315.88-2,930.16

Finding the Fourth Proportional to 7,548.24, 11,315.88 and 2,930.16

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Solution

The fourth proportional to 7,548.24, 11,315.88 and 2,930.16 is: 4,392.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.24 : 11,315.88 = 2,930.16 : x
  2. Step 2: Convert to fraction form
    7,548.24/11,315.88 = 2,930.16/x
  3. Step 3: Cross multiply
    7,548.24x = 11,315.88 × 2,930.16
  4. Step 4: Simplify right side
    7,548.24x = 33,157,338.94
  5. Step 5: Solve for x
    x = 33,157,338.94/7,548.24
  6. Step 6: Final answer
    x = 4,392.72

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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.