Home / 7,457.69-11,185.80-2,526.74

Finding the Fourth Proportional to 7,457.69, 11,185.80 and 2,526.74

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Solution

The fourth proportional to 7,457.69, 11,185.80 and 2,526.74 is: 3,789.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457.69 : 11,185.80 = 2,526.74 : x
  2. Step 2: Convert to fraction form
    7,457.69/11,185.80 = 2,526.74/x
  3. Step 3: Cross multiply
    7,457.69x = 11,185.80 × 2,526.74
  4. Step 4: Simplify right side
    7,457.69x = 28,263,636.26
  5. Step 5: Solve for x
    x = 28,263,636.26/7,457.69
  6. Step 6: Final answer
    x = 3,789.87

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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.