Home / 7,398.45-11,087.55-4,757.85

Finding the Fourth Proportional to 7,398.45, 11,087.55 and 4,757.85

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Solution

The fourth proportional to 7,398.45, 11,087.55 and 4,757.85 is: 7,130.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398.45 : 11,087.55 = 4,757.85 : x
  2. Step 2: Convert to fraction form
    7,398.45/11,087.55 = 4,757.85/x
  3. Step 3: Cross multiply
    7,398.45x = 11,087.55 × 4,757.85
  4. Step 4: Simplify right side
    7,398.45x = 52,752,899.77
  5. Step 5: Solve for x
    x = 52,752,899.77/7,398.45
  6. Step 6: Final answer
    x = 7,130.26

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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.