Home / 7,348.05-11,015.60-3,457.17

Finding the Fourth Proportional to 7,348.05, 11,015.60 and 3,457.17

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Solution

The fourth proportional to 7,348.05, 11,015.60 and 3,457.17 is: 5,182.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348.05 : 11,015.60 = 3,457.17 : x
  2. Step 2: Convert to fraction form
    7,348.05/11,015.60 = 3,457.17/x
  3. Step 3: Cross multiply
    7,348.05x = 11,015.60 × 3,457.17
  4. Step 4: Simplify right side
    7,348.05x = 38,082,784.57
  5. Step 5: Solve for x
    x = 38,082,784.57/7,348.05
  6. Step 6: Final answer
    x = 5,182.71

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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.