Home / 6,465.04-9,697.68-2,082.88

Finding the Fourth Proportional to 6,465.04, 9,697.68 and 2,082.88

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Solution

The fourth proportional to 6,465.04, 9,697.68 and 2,082.88 is: 3,124.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,465.04 : 9,697.68 = 2,082.88 : x
  2. Step 2: Convert to fraction form
    6,465.04/9,697.68 = 2,082.88/x
  3. Step 3: Cross multiply
    6,465.04x = 9,697.68 × 2,082.88
  4. Step 4: Simplify right side
    6,465.04x = 20,199,103.72
  5. Step 5: Solve for x
    x = 20,199,103.72/6,465.04
  6. Step 6: Final answer
    x = 3,124.36

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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.