Home / 6,457.41-8,910.49-3,624.40

Finding the Fourth Proportional to 6,457.41, 8,910.49 and 3,624.40

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Solution

The fourth proportional to 6,457.41, 8,910.49 and 3,624.40 is: 5,001.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457.41 : 8,910.49 = 3,624.40 : x
  2. Step 2: Convert to fraction form
    6,457.41/8,910.49 = 3,624.40/x
  3. Step 3: Cross multiply
    6,457.41x = 8,910.49 × 3,624.40
  4. Step 4: Simplify right side
    6,457.41x = 32,295,179.96
  5. Step 5: Solve for x
    x = 32,295,179.96/6,457.41
  6. Step 6: Final answer
    x = 5,001.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.