Home / 7,457.71-11,185.87-2,527.39

Finding the Fourth Proportional to 7,457.71, 11,185.87 and 2,527.39

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Solution

The fourth proportional to 7,457.71, 11,185.87 and 2,527.39 is: 3,790.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457.71 : 11,185.87 = 2,527.39 : x
  2. Step 2: Convert to fraction form
    7,457.71/11,185.87 = 2,527.39/x
  3. Step 3: Cross multiply
    7,457.71x = 11,185.87 × 2,527.39
  4. Step 4: Simplify right side
    7,457.71x = 28,271,043.34
  5. Step 5: Solve for x
    x = 28,271,043.34/7,457.71
  6. Step 6: Final answer
    x = 3,790.85

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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.