Home / 6,456.51-9,678.83-2,510.39

Finding the Fourth Proportional to 6,456.51, 9,678.83 and 2,510.39

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Solution

The fourth proportional to 6,456.51, 9,678.83 and 2,510.39 is: 3,763.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456.51 : 9,678.83 = 2,510.39 : x
  2. Step 2: Convert to fraction form
    6,456.51/9,678.83 = 2,510.39/x
  3. Step 3: Cross multiply
    6,456.51x = 9,678.83 × 2,510.39
  4. Step 4: Simplify right side
    6,456.51x = 24,297,589.65
  5. Step 5: Solve for x
    x = 24,297,589.65/6,456.51
  6. Step 6: Final answer
    x = 3,763.27

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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.