Home / 6,982.30-10,461.15-3,688.14

Finding the Fourth Proportional to 6,982.30, 10,461.15 and 3,688.14

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Solution

The fourth proportional to 6,982.30, 10,461.15 and 3,688.14 is: 5,525.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982.30 : 10,461.15 = 3,688.14 : x
  2. Step 2: Convert to fraction form
    6,982.30/10,461.15 = 3,688.14/x
  3. Step 3: Cross multiply
    6,982.30x = 10,461.15 × 3,688.14
  4. Step 4: Simplify right side
    6,982.30x = 38,582,133.46
  5. Step 5: Solve for x
    x = 38,582,133.46/6,982.30
  6. Step 6: Final answer
    x = 5,525.71

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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.