Home / 5,560.75-8,340.83-1,400.75

Finding the Fourth Proportional to 5,560.75, 8,340.83 and 1,400.75

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Solution

The fourth proportional to 5,560.75, 8,340.83 and 1,400.75 is: 2,101.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.75 : 8,340.83 = 1,400.75 : x
  2. Step 2: Convert to fraction form
    5,560.75/8,340.83 = 1,400.75/x
  3. Step 3: Cross multiply
    5,560.75x = 8,340.83 × 1,400.75
  4. Step 4: Simplify right side
    5,560.75x = 11,683,410.62
  5. Step 5: Solve for x
    x = 11,683,410.62/5,560.75
  6. Step 6: Final answer
    x = 2,101.05

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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.