Home / 6,808.85-10,192.21-5,812.55

Finding the Fourth Proportional to 6,808.85, 10,192.21 and 5,812.55

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Solution

The fourth proportional to 6,808.85, 10,192.21 and 5,812.55 is: 8,700.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,808.85 : 10,192.21 = 5,812.55 : x
  2. Step 2: Convert to fraction form
    6,808.85/10,192.21 = 5,812.55/x
  3. Step 3: Cross multiply
    6,808.85x = 10,192.21 × 5,812.55
  4. Step 4: Simplify right side
    6,808.85x = 59,242,730.24
  5. Step 5: Solve for x
    x = 59,242,730.24/6,808.85
  6. Step 6: Final answer
    x = 8,700.84

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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.