Home / 6,942.51-10,414.58-4,345.65

Finding the Fourth Proportional to 6,942.51, 10,414.58 and 4,345.65

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Solution

The fourth proportional to 6,942.51, 10,414.58 and 4,345.65 is: 6,518.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942.51 : 10,414.58 = 4,345.65 : x
  2. Step 2: Convert to fraction form
    6,942.51/10,414.58 = 4,345.65/x
  3. Step 3: Cross multiply
    6,942.51x = 10,414.58 × 4,345.65
  4. Step 4: Simplify right side
    6,942.51x = 45,258,097.85
  5. Step 5: Solve for x
    x = 45,258,097.85/6,942.51
  6. Step 6: Final answer
    x = 6,518.98

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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.