Home / 6,661.32-9,187.43-4,271.52

Finding the Fourth Proportional to 6,661.32, 9,187.43 and 4,271.52

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Solution

The fourth proportional to 6,661.32, 9,187.43 and 4,271.52 is: 5,891.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661.32 : 9,187.43 = 4,271.52 : x
  2. Step 2: Convert to fraction form
    6,661.32/9,187.43 = 4,271.52/x
  3. Step 3: Cross multiply
    6,661.32x = 9,187.43 × 4,271.52
  4. Step 4: Simplify right side
    6,661.32x = 39,244,290.99
  5. Step 5: Solve for x
    x = 39,244,290.99/6,661.32
  6. Step 6: Final answer
    x = 5,891.37

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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.