Home / 5,285.45-7,917.41-2,503.69

Finding the Fourth Proportional to 5,285.45, 7,917.41 and 2,503.69

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Solution

The fourth proportional to 5,285.45, 7,917.41 and 2,503.69 is: 3,750.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.45 : 7,917.41 = 2,503.69 : x
  2. Step 2: Convert to fraction form
    5,285.45/7,917.41 = 2,503.69/x
  3. Step 3: Cross multiply
    5,285.45x = 7,917.41 × 2,503.69
  4. Step 4: Simplify right side
    5,285.45x = 19,822,740.24
  5. Step 5: Solve for x
    x = 19,822,740.24/5,285.45
  6. Step 6: Final answer
    x = 3,750.44

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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.