Home / 6,968.13-10,455.28-2,816.25

Finding the Fourth Proportional to 6,968.13, 10,455.28 and 2,816.25

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Solution

The fourth proportional to 6,968.13, 10,455.28 and 2,816.25 is: 4,225.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968.13 : 10,455.28 = 2,816.25 : x
  2. Step 2: Convert to fraction form
    6,968.13/10,455.28 = 2,816.25/x
  3. Step 3: Cross multiply
    6,968.13x = 10,455.28 × 2,816.25
  4. Step 4: Simplify right side
    6,968.13x = 29,444,636.05
  5. Step 5: Solve for x
    x = 29,444,636.05/6,968.13
  6. Step 6: Final answer
    x = 4,225.62

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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.