Home / 7,518.08-11,276.58-3,358.46

Finding the Fourth Proportional to 7,518.08, 11,276.58 and 3,358.46

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Solution

The fourth proportional to 7,518.08, 11,276.58 and 3,358.46 is: 5,037.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.08 : 11,276.58 = 3,358.46 : x
  2. Step 2: Convert to fraction form
    7,518.08/11,276.58 = 3,358.46/x
  3. Step 3: Cross multiply
    7,518.08x = 11,276.58 × 3,358.46
  4. Step 4: Simplify right side
    7,518.08x = 37,871,942.87
  5. Step 5: Solve for x
    x = 37,871,942.87/7,518.08
  6. Step 6: Final answer
    x = 5,037.45

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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.