Home / 6,410.30-9,615.45-2,029.10

Finding the Fourth Proportional to 6,410.30, 9,615.45 and 2,029.10

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Solution

The fourth proportional to 6,410.30, 9,615.45 and 2,029.10 is: 3,043.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,410.30 : 9,615.45 = 2,029.10 : x
  2. Step 2: Convert to fraction form
    6,410.30/9,615.45 = 2,029.10/x
  3. Step 3: Cross multiply
    6,410.30x = 9,615.45 × 2,029.10
  4. Step 4: Simplify right side
    6,410.30x = 19,510,709.60
  5. Step 5: Solve for x
    x = 19,510,709.60/6,410.30
  6. Step 6: Final answer
    x = 3,043.65

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Similar ratio
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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.