Home / 6,448.15-9,670.16-2,064.56

Finding the Fourth Proportional to 6,448.15, 9,670.16 and 2,064.56

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Solution

The fourth proportional to 6,448.15, 9,670.16 and 2,064.56 is: 3,096.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448.15 : 9,670.16 = 2,064.56 : x
  2. Step 2: Convert to fraction form
    6,448.15/9,670.16 = 2,064.56/x
  3. Step 3: Cross multiply
    6,448.15x = 9,670.16 × 2,064.56
  4. Step 4: Simplify right side
    6,448.15x = 19,964,654.87
  5. Step 5: Solve for x
    x = 19,964,654.87/6,448.15
  6. Step 6: Final answer
    x = 3,096.18

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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.