Home / 9,076.67-12,525.76-5,302.43

Finding the Fourth Proportional to 9,076.67, 12,525.76 and 5,302.43

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Solution

The fourth proportional to 9,076.67, 12,525.76 and 5,302.43 is: 7,317.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076.67 : 12,525.76 = 5,302.43 : x
  2. Step 2: Convert to fraction form
    9,076.67/12,525.76 = 5,302.43/x
  3. Step 3: Cross multiply
    9,076.67x = 12,525.76 × 5,302.43
  4. Step 4: Simplify right side
    9,076.67x = 66,416,965.60
  5. Step 5: Solve for x
    x = 66,416,965.60/9,076.67
  6. Step 6: Final answer
    x = 7,317.33

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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.