Home / 9,455.16-13,051.68-7,104.09

Finding the Fourth Proportional to 9,455.16, 13,051.68 and 7,104.09

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Solution

The fourth proportional to 9,455.16, 13,051.68 and 7,104.09 is: 9,806.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.16 : 13,051.68 = 7,104.09 : x
  2. Step 2: Convert to fraction form
    9,455.16/13,051.68 = 7,104.09/x
  3. Step 3: Cross multiply
    9,455.16x = 13,051.68 × 7,104.09
  4. Step 4: Simplify right side
    9,455.16x = 92,720,309.37
  5. Step 5: Solve for x
    x = 92,720,309.37/9,455.16
  6. Step 6: Final answer
    x = 9,806.32

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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.