Home / 7,349.82-11,012.96-6,603.80

Finding the Fourth Proportional to 7,349.82, 11,012.96 and 6,603.80

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Solution

The fourth proportional to 7,349.82, 11,012.96 and 6,603.80 is: 9,895.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349.82 : 11,012.96 = 6,603.80 : x
  2. Step 2: Convert to fraction form
    7,349.82/11,012.96 = 6,603.80/x
  3. Step 3: Cross multiply
    7,349.82x = 11,012.96 × 6,603.80
  4. Step 4: Simplify right side
    7,349.82x = 72,727,385.25
  5. Step 5: Solve for x
    x = 72,727,385.25/7,349.82
  6. Step 6: Final answer
    x = 9,895.12

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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.