Home / 9,778.12-14,666.70-3,203.44

Finding the Fourth Proportional to 9,778.12, 14,666.70 and 3,203.44

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Solution

The fourth proportional to 9,778.12, 14,666.70 and 3,203.44 is: 4,805.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,778.12 : 14,666.70 = 3,203.44 : x
  2. Step 2: Convert to fraction form
    9,778.12/14,666.70 = 3,203.44/x
  3. Step 3: Cross multiply
    9,778.12x = 14,666.70 × 3,203.44
  4. Step 4: Simplify right side
    9,778.12x = 46,983,893.45
  5. Step 5: Solve for x
    x = 46,983,893.45/9,778.12
  6. Step 6: Final answer
    x = 4,805.00

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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.