Home / 7,467.30-11,204.55-5,711.70

Finding the Fourth Proportional to 7,467.30, 11,204.55 and 5,711.70

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Solution

The fourth proportional to 7,467.30, 11,204.55 and 5,711.70 is: 8,570.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,467.30 : 11,204.55 = 5,711.70 : x
  2. Step 2: Convert to fraction form
    7,467.30/11,204.55 = 5,711.70/x
  3. Step 3: Cross multiply
    7,467.30x = 11,204.55 × 5,711.70
  4. Step 4: Simplify right side
    7,467.30x = 63,997,028.24
  5. Step 5: Solve for x
    x = 63,997,028.24/7,467.30
  6. Step 6: Final answer
    x = 8,570.30

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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.