Home / 7,410.56-11,103.49-5,214.67

Finding the Fourth Proportional to 7,410.56, 11,103.49 and 5,214.67

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Solution

The fourth proportional to 7,410.56, 11,103.49 and 5,214.67 is: 7,813.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.56 : 11,103.49 = 5,214.67 : x
  2. Step 2: Convert to fraction form
    7,410.56/11,103.49 = 5,214.67/x
  3. Step 3: Cross multiply
    7,410.56x = 11,103.49 × 5,214.67
  4. Step 4: Simplify right side
    7,410.56x = 57,901,036.20
  5. Step 5: Solve for x
    x = 57,901,036.20/7,410.56
  6. Step 6: Final answer
    x = 7,813.32

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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.