Home / 6,451.40-9,676.56-2,290.52

Finding the Fourth Proportional to 6,451.40, 9,676.56 and 2,290.52

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Solution

The fourth proportional to 6,451.40, 9,676.56 and 2,290.52 is: 3,435.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,451.40 : 9,676.56 = 2,290.52 : x
  2. Step 2: Convert to fraction form
    6,451.40/9,676.56 = 2,290.52/x
  3. Step 3: Cross multiply
    6,451.40x = 9,676.56 × 2,290.52
  4. Step 4: Simplify right side
    6,451.40x = 22,164,354.21
  5. Step 5: Solve for x
    x = 22,164,354.21/6,451.40
  6. Step 6: Final answer
    x = 3,435.59

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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.