Home / 7,925.71-11,888.54-2,379.03

Finding the Fourth Proportional to 7,925.71, 11,888.54 and 2,379.03

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Solution

The fourth proportional to 7,925.71, 11,888.54 and 2,379.03 is: 3,568.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925.71 : 11,888.54 = 2,379.03 : x
  2. Step 2: Convert to fraction form
    7,925.71/11,888.54 = 2,379.03/x
  3. Step 3: Cross multiply
    7,925.71x = 11,888.54 × 2,379.03
  4. Step 4: Simplify right side
    7,925.71x = 28,283,181.42
  5. Step 5: Solve for x
    x = 28,283,181.42/7,925.71
  6. Step 6: Final answer
    x = 3,568.54

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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.