Home / 9,699.36-14,550.39-3,123.33

Finding the Fourth Proportional to 9,699.36, 14,550.39 and 3,123.33

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Solution

The fourth proportional to 9,699.36, 14,550.39 and 3,123.33 is: 4,685.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,699.36 : 14,550.39 = 3,123.33 : x
  2. Step 2: Convert to fraction form
    9,699.36/14,550.39 = 3,123.33/x
  3. Step 3: Cross multiply
    9,699.36x = 14,550.39 × 3,123.33
  4. Step 4: Simplify right side
    9,699.36x = 45,445,669.60
  5. Step 5: Solve for x
    x = 45,445,669.60/9,699.36
  6. Step 6: Final answer
    x = 4,685.43

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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.