Home / 4,678.16-6,456.97-3,003.53

Finding the Fourth Proportional to 4,678.16, 6,456.97 and 3,003.53

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Solution

The fourth proportional to 4,678.16, 6,456.97 and 3,003.53 is: 4,145.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678.16 : 6,456.97 = 3,003.53 : x
  2. Step 2: Convert to fraction form
    4,678.16/6,456.97 = 3,003.53/x
  3. Step 3: Cross multiply
    4,678.16x = 6,456.97 × 3,003.53
  4. Step 4: Simplify right side
    4,678.16x = 19,393,694.00
  5. Step 5: Solve for x
    x = 19,393,694.00/4,678.16
  6. Step 6: Final answer
    x = 4,145.59

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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.