Home / 9,637.29-13,299.48-5,445.54

Finding the Fourth Proportional to 9,637.29, 13,299.48 and 5,445.54

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Solution

The fourth proportional to 9,637.29, 13,299.48 and 5,445.54 is: 7,514.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,637.29 : 13,299.48 = 5,445.54 : x
  2. Step 2: Convert to fraction form
    9,637.29/13,299.48 = 5,445.54/x
  3. Step 3: Cross multiply
    9,637.29x = 13,299.48 × 5,445.54
  4. Step 4: Simplify right side
    9,637.29x = 72,422,850.32
  5. Step 5: Solve for x
    x = 72,422,850.32/9,637.29
  6. Step 6: Final answer
    x = 7,514.86

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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.