Home / 6,455.82-9,670.08-3,681.06

Finding the Fourth Proportional to 6,455.82, 9,670.08 and 3,681.06

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Solution

The fourth proportional to 6,455.82, 9,670.08 and 3,681.06 is: 5,513.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,455.82 : 9,670.08 = 3,681.06 : x
  2. Step 2: Convert to fraction form
    6,455.82/9,670.08 = 3,681.06/x
  3. Step 3: Cross multiply
    6,455.82x = 9,670.08 × 3,681.06
  4. Step 4: Simplify right side
    6,455.82x = 35,596,144.68
  5. Step 5: Solve for x
    x = 35,596,144.68/6,455.82
  6. Step 6: Final answer
    x = 5,513.81

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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.