Home / 9,187.49-13,775.31-3,925.94

Finding the Fourth Proportional to 9,187.49, 13,775.31 and 3,925.94

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Solution

The fourth proportional to 9,187.49, 13,775.31 and 3,925.94 is: 5,886.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187.49 : 13,775.31 = 3,925.94 : x
  2. Step 2: Convert to fraction form
    9,187.49/13,775.31 = 3,925.94/x
  3. Step 3: Cross multiply
    9,187.49x = 13,775.31 × 3,925.94
  4. Step 4: Simplify right side
    9,187.49x = 54,080,971.66
  5. Step 5: Solve for x
    x = 54,080,971.66/9,187.49
  6. Step 6: Final answer
    x = 5,886.37

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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.