Home / 6,457.32-9,664.38-5,676.84

Finding the Fourth Proportional to 6,457.32, 9,664.38 and 5,676.84

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Solution

The fourth proportional to 6,457.32, 9,664.38 and 5,676.84 is: 8,496.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457.32 : 9,664.38 = 5,676.84 : x
  2. Step 2: Convert to fraction form
    6,457.32/9,664.38 = 5,676.84/x
  3. Step 3: Cross multiply
    6,457.32x = 9,664.38 × 5,676.84
  4. Step 4: Simplify right side
    6,457.32x = 54,863,138.96
  5. Step 5: Solve for x
    x = 54,863,138.96/6,457.32
  6. Step 6: Final answer
    x = 8,496.27

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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.