Home / 4,457.48-6,684.12-1,336.28

Finding the Fourth Proportional to 4,457.48, 6,684.12 and 1,336.28

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Solution

The fourth proportional to 4,457.48, 6,684.12 and 1,336.28 is: 2,003.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457.48 : 6,684.12 = 1,336.28 : x
  2. Step 2: Convert to fraction form
    4,457.48/6,684.12 = 1,336.28/x
  3. Step 3: Cross multiply
    4,457.48x = 6,684.12 × 1,336.28
  4. Step 4: Simplify right side
    4,457.48x = 8,931,855.87
  5. Step 5: Solve for x
    x = 8,931,855.87/4,457.48
  6. Step 6: Final answer
    x = 2,003.79

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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.