Home / 9,945.24-14,918.10-5,551.80

Finding the Fourth Proportional to 9,945.24, 14,918.10 and 5,551.80

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Solution

The fourth proportional to 9,945.24, 14,918.10 and 5,551.80 is: 8,327.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,945.24 : 14,918.10 = 5,551.80 : x
  2. Step 2: Convert to fraction form
    9,945.24/14,918.10 = 5,551.80/x
  3. Step 3: Cross multiply
    9,945.24x = 14,918.10 × 5,551.80
  4. Step 4: Simplify right side
    9,945.24x = 82,822,307.58
  5. Step 5: Solve for x
    x = 82,822,307.58/9,945.24
  6. Step 6: Final answer
    x = 8,327.83

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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.