Home / 7,748.06-11,619.09-3,302.91

Finding the Fourth Proportional to 7,748.06, 11,619.09 and 3,302.91

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Solution

The fourth proportional to 7,748.06, 11,619.09 and 3,302.91 is: 4,953.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.06 : 11,619.09 = 3,302.91 : x
  2. Step 2: Convert to fraction form
    7,748.06/11,619.09 = 3,302.91/x
  3. Step 3: Cross multiply
    7,748.06x = 11,619.09 × 3,302.91
  4. Step 4: Simplify right side
    7,748.06x = 38,376,808.55
  5. Step 5: Solve for x
    x = 38,376,808.55/7,748.06
  6. Step 6: Final answer
    x = 4,953.09

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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.