Home / 2,533.62-3,778.77-2,445.45

Finding the Fourth Proportional to 2,533.62, 3,778.77 and 2,445.45

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Solution

The fourth proportional to 2,533.62, 3,778.77 and 2,445.45 is: 3,647.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,533.62 : 3,778.77 = 2,445.45 : x
  2. Step 2: Convert to fraction form
    2,533.62/3,778.77 = 2,445.45/x
  3. Step 3: Cross multiply
    2,533.62x = 3,778.77 × 2,445.45
  4. Step 4: Simplify right side
    2,533.62x = 9,240,793.10
  5. Step 5: Solve for x
    x = 9,240,793.10/2,533.62
  6. Step 6: Final answer
    x = 3,647.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.