Home / 7,635.35-11,505.03-6,279.06

Finding the Fourth Proportional to 7,635.35, 11,505.03 and 6,279.06

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Solution

The fourth proportional to 7,635.35, 11,505.03 and 6,279.06 is: 9,461.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,635.35 : 11,505.03 = 6,279.06 : x
  2. Step 2: Convert to fraction form
    7,635.35/11,505.03 = 6,279.06/x
  3. Step 3: Cross multiply
    7,635.35x = 11,505.03 × 6,279.06
  4. Step 4: Simplify right side
    7,635.35x = 72,240,773.67
  5. Step 5: Solve for x
    x = 72,240,773.67/7,635.35
  6. Step 6: Final answer
    x = 9,461.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.