Home / 4,457.65-6,149.62-2,688.27

Finding the Fourth Proportional to 4,457.65, 6,149.62 and 2,688.27

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Solution

The fourth proportional to 4,457.65, 6,149.62 and 2,688.27 is: 3,708.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457.65 : 6,149.62 = 2,688.27 : x
  2. Step 2: Convert to fraction form
    4,457.65/6,149.62 = 2,688.27/x
  3. Step 3: Cross multiply
    4,457.65x = 6,149.62 × 2,688.27
  4. Step 4: Simplify right side
    4,457.65x = 16,531,838.96
  5. Step 5: Solve for x
    x = 16,531,838.96/4,457.65
  6. Step 6: Final answer
    x = 3,708.64

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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.