Home / 9,676.33-13,352.65-5,427.07

Finding the Fourth Proportional to 9,676.33, 13,352.65 and 5,427.07

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Solution

The fourth proportional to 9,676.33, 13,352.65 and 5,427.07 is: 7,488.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,676.33 : 13,352.65 = 5,427.07 : x
  2. Step 2: Convert to fraction form
    9,676.33/13,352.65 = 5,427.07/x
  3. Step 3: Cross multiply
    9,676.33x = 13,352.65 × 5,427.07
  4. Step 4: Simplify right side
    9,676.33x = 72,465,766.24
  5. Step 5: Solve for x
    x = 72,465,766.24/9,676.33
  6. Step 6: Final answer
    x = 7,488.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.