Home / 9,561.46-13,200.21-6,207.25

Finding the Fourth Proportional to 9,561.46, 13,200.21 and 6,207.25

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Solution

The fourth proportional to 9,561.46, 13,200.21 and 6,207.25 is: 8,569.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,561.46 : 13,200.21 = 6,207.25 : x
  2. Step 2: Convert to fraction form
    9,561.46/13,200.21 = 6,207.25/x
  3. Step 3: Cross multiply
    9,561.46x = 13,200.21 × 6,207.25
  4. Step 4: Simplify right side
    9,561.46x = 81,937,003.52
  5. Step 5: Solve for x
    x = 81,937,003.52/9,561.46
  6. Step 6: Final answer
    x = 8,569.51

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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.