Home / 7,457.22-11,186.64-2,458.98

Finding the Fourth Proportional to 7,457.22, 11,186.64 and 2,458.98

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Solution

The fourth proportional to 7,457.22, 11,186.64 and 2,458.98 is: 3,688.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457.22 : 11,186.64 = 2,458.98 : x
  2. Step 2: Convert to fraction form
    7,457.22/11,186.64 = 2,458.98/x
  3. Step 3: Cross multiply
    7,457.22x = 11,186.64 × 2,458.98
  4. Step 4: Simplify right side
    7,457.22x = 27,507,724.03
  5. Step 5: Solve for x
    x = 27,507,724.03/7,457.22
  6. Step 6: Final answer
    x = 3,688.74

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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.