Home / 9,145.00-13,636.07-9,127.56

Finding the Fourth Proportional to 9,145.00, 13,636.07 and 9,127.56

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Solution

The fourth proportional to 9,145.00, 13,636.07 and 9,127.56 is: 13,610.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,145.00 : 13,636.07 = 9,127.56 : x
  2. Step 2: Convert to fraction form
    9,145.00/13,636.07 = 9,127.56/x
  3. Step 3: Cross multiply
    9,145.00x = 13,636.07 × 9,127.56
  4. Step 4: Simplify right side
    9,145.00x = 124,464,074.13
  5. Step 5: Solve for x
    x = 124,464,074.13/9,145.00
  6. Step 6: Final answer
    x = 13,610.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.