Home / 6,670.36-9,206.24-3,877.48

Finding the Fourth Proportional to 6,670.36, 9,206.24 and 3,877.48

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Solution

The fourth proportional to 6,670.36, 9,206.24 and 3,877.48 is: 5,351.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.36 : 9,206.24 = 3,877.48 : x
  2. Step 2: Convert to fraction form
    6,670.36/9,206.24 = 3,877.48/x
  3. Step 3: Cross multiply
    6,670.36x = 9,206.24 × 3,877.48
  4. Step 4: Simplify right side
    6,670.36x = 35,697,011.48
  5. Step 5: Solve for x
    x = 35,697,011.48/6,670.36
  6. Step 6: Final answer
    x = 5,351.59

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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.