Home / 6,815.10-10,234.80-4,968.30

Finding the Fourth Proportional to 6,815.10, 10,234.80 and 4,968.30

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Solution

The fourth proportional to 6,815.10, 10,234.80 and 4,968.30 is: 7,461.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815.10 : 10,234.80 = 4,968.30 : x
  2. Step 2: Convert to fraction form
    6,815.10/10,234.80 = 4,968.30/x
  3. Step 3: Cross multiply
    6,815.10x = 10,234.80 × 4,968.30
  4. Step 4: Simplify right side
    6,815.10x = 50,849,556.84
  5. Step 5: Solve for x
    x = 50,849,556.84/6,815.10
  6. Step 6: Final answer
    x = 7,461.31

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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.