Home / 9,801.20-13,534.63-6,270.62

Finding the Fourth Proportional to 9,801.20, 13,534.63 and 6,270.62

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Solution

The fourth proportional to 9,801.20, 13,534.63 and 6,270.62 is: 8,659.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,801.20 : 13,534.63 = 6,270.62 : x
  2. Step 2: Convert to fraction form
    9,801.20/13,534.63 = 6,270.62/x
  3. Step 3: Cross multiply
    9,801.20x = 13,534.63 × 6,270.62
  4. Step 4: Simplify right side
    9,801.20x = 84,870,438.22
  5. Step 5: Solve for x
    x = 84,870,438.22/9,801.20
  6. Step 6: Final answer
    x = 8,659.19

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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.