Home / 11,925.54-17,888.04-3,161.07

Finding the Fourth Proportional to 11,925.54, 17,888.04 and 3,161.07

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Solution

The fourth proportional to 11,925.54, 17,888.04 and 3,161.07 is: 4,741.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,925.54 : 17,888.04 = 3,161.07 : x
  2. Step 2: Convert to fraction form
    11,925.54/17,888.04 = 3,161.07/x
  3. Step 3: Cross multiply
    11,925.54x = 17,888.04 × 3,161.07
  4. Step 4: Simplify right side
    11,925.54x = 56,545,346.60
  5. Step 5: Solve for x
    x = 56,545,346.60/11,925.54
  6. Step 6: Final answer
    x = 4,741.53

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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.