Home / 9,256.66-12,771.80-5,224.07

Finding the Fourth Proportional to 9,256.66, 12,771.80 and 5,224.07

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Solution

The fourth proportional to 9,256.66, 12,771.80 and 5,224.07 is: 7,207.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,256.66 : 12,771.80 = 5,224.07 : x
  2. Step 2: Convert to fraction form
    9,256.66/12,771.80 = 5,224.07/x
  3. Step 3: Cross multiply
    9,256.66x = 12,771.80 × 5,224.07
  4. Step 4: Simplify right side
    9,256.66x = 66,720,777.23
  5. Step 5: Solve for x
    x = 66,720,777.23/9,256.66
  6. Step 6: Final answer
    x = 7,207.87

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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.