Home / 11,457.37-17,185.74-3,666.07

Finding the Fourth Proportional to 11,457.37, 17,185.74 and 3,666.07

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Solution

The fourth proportional to 11,457.37, 17,185.74 and 3,666.07 is: 5,499.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,457.37 : 17,185.74 = 3,666.07 : x
  2. Step 2: Convert to fraction form
    11,457.37/17,185.74 = 3,666.07/x
  3. Step 3: Cross multiply
    11,457.37x = 17,185.74 × 3,666.07
  4. Step 4: Simplify right side
    11,457.37x = 63,004,125.84
  5. Step 5: Solve for x
    x = 63,004,125.84/11,457.37
  6. Step 6: Final answer
    x = 5,499.00

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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.