Home / 9,224.48-12,729.60-5,032.80

Finding the Fourth Proportional to 9,224.48, 12,729.60 and 5,032.80

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Solution

The fourth proportional to 9,224.48, 12,729.60 and 5,032.80 is: 6,945.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,224.48 : 12,729.60 = 5,032.80 : x
  2. Step 2: Convert to fraction form
    9,224.48/12,729.60 = 5,032.80/x
  3. Step 3: Cross multiply
    9,224.48x = 12,729.60 × 5,032.80
  4. Step 4: Simplify right side
    9,224.48x = 64,065,530.88
  5. Step 5: Solve for x
    x = 64,065,530.88/9,224.48
  6. Step 6: Final answer
    x = 6,945.16

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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.