Home / 6,601.13-9,106.78-4,331.64

Finding the Fourth Proportional to 6,601.13, 9,106.78 and 4,331.64

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Solution

The fourth proportional to 6,601.13, 9,106.78 and 4,331.64 is: 5,975.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,601.13 : 9,106.78 = 4,331.64 : x
  2. Step 2: Convert to fraction form
    6,601.13/9,106.78 = 4,331.64/x
  3. Step 3: Cross multiply
    6,601.13x = 9,106.78 × 4,331.64
  4. Step 4: Simplify right side
    6,601.13x = 39,447,292.52
  5. Step 5: Solve for x
    x = 39,447,292.52/6,601.13
  6. Step 6: Final answer
    x = 5,975.84

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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.