Home / 9,114.07-13,661.37-6,509.11

Finding the Fourth Proportional to 9,114.07, 13,661.37 and 6,509.11

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Solution

The fourth proportional to 9,114.07, 13,661.37 and 6,509.11 is: 9,756.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,114.07 : 13,661.37 = 6,509.11 : x
  2. Step 2: Convert to fraction form
    9,114.07/13,661.37 = 6,509.11/x
  3. Step 3: Cross multiply
    9,114.07x = 13,661.37 × 6,509.11
  4. Step 4: Simplify right side
    9,114.07x = 88,923,360.08
  5. Step 5: Solve for x
    x = 88,923,360.08/9,114.07
  6. Step 6: Final answer
    x = 9,756.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.